Home / 52,180.08-72,008.10-29,209.92

Finding the Fourth Proportional to 52,180.08, 72,008.10 and 29,209.92

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Solution

The fourth proportional to 52,180.08, 72,008.10 and 29,209.92 is: 40,309.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,180.08 : 72,008.10 = 29,209.92 : x
  2. Step 2: Convert to fraction form
    52,180.08/72,008.10 = 29,209.92/x
  3. Step 3: Cross multiply
    52,180.08x = 72,008.10 × 29,209.92
  4. Step 4: Simplify right side
    52,180.08x = 2,103,350,840.35
  5. Step 5: Solve for x
    x = 2,103,350,840.35/52,180.08
  6. Step 6: Final answer
    x = 40,309.46

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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.