Home / 52,657.16-72,666.58-29,997.12

Finding the Fourth Proportional to 52,657.16, 72,666.58 and 29,997.12

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Solution

The fourth proportional to 52,657.16, 72,666.58 and 29,997.12 is: 41,395.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,657.16 : 72,666.58 = 29,997.12 : x
  2. Step 2: Convert to fraction form
    52,657.16/72,666.58 = 29,997.12/x
  3. Step 3: Cross multiply
    52,657.16x = 72,666.58 × 29,997.12
  4. Step 4: Simplify right side
    52,657.16x = 2,179,788,120.25
  5. Step 5: Solve for x
    x = 2,179,788,120.25/52,657.16
  6. Step 6: Final answer
    x = 41,395.85

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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.