Home / 52,300.23-72,174.75-28,426.92

Finding the Fourth Proportional to 52,300.23, 72,174.75 and 28,426.92

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Solution

The fourth proportional to 52,300.23, 72,174.75 and 28,426.92 is: 39,229.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,300.23 : 72,174.75 = 28,426.92 : x
  2. Step 2: Convert to fraction form
    52,300.23/72,174.75 = 28,426.92/x
  3. Step 3: Cross multiply
    52,300.23x = 72,174.75 × 28,426.92
  4. Step 4: Simplify right side
    52,300.23x = 2,051,705,844.27
  5. Step 5: Solve for x
    x = 2,051,705,844.27/52,300.23
  6. Step 6: Final answer
    x = 39,229.38

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Half scale
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Double scale
Find fourth proportional to 52,301.23, 72,176.13 and 28,427.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.