Home / 52,302.37-72,176.86-28,429.21

Finding the Fourth Proportional to 52,302.37, 72,176.86 and 28,429.21

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Solution

The fourth proportional to 52,302.37, 72,176.86 and 28,429.21 is: 39,232.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,302.37 : 72,176.86 = 28,429.21 : x
  2. Step 2: Convert to fraction form
    52,302.37/72,176.86 = 28,429.21/x
  3. Step 3: Cross multiply
    52,302.37x = 72,176.86 × 28,429.21
  4. Step 4: Simplify right side
    52,302.37x = 2,051,931,110.08
  5. Step 5: Solve for x
    x = 2,051,931,110.08/52,302.37
  6. Step 6: Final answer
    x = 39,232.09

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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.