Home / 52,345.40-72,237.84-28,473.35

Finding the Fourth Proportional to 52,345.40, 72,237.84 and 28,473.35

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Solution

The fourth proportional to 52,345.40, 72,237.84 and 28,473.35 is: 39,293.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,345.40 : 72,237.84 = 28,473.35 : x
  2. Step 2: Convert to fraction form
    52,345.40/72,237.84 = 28,473.35/x
  3. Step 3: Cross multiply
    52,345.40x = 72,237.84 × 28,473.35
  4. Step 4: Simplify right side
    52,345.40x = 2,056,853,301.56
  5. Step 5: Solve for x
    x = 2,056,853,301.56/52,345.40
  6. Step 6: Final answer
    x = 39,293.87

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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.