Home / 55,001.12-75,901.20-29,850.08

Finding the Fourth Proportional to 55,001.12, 75,901.20 and 29,850.08

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Solution

The fourth proportional to 55,001.12, 75,901.20 and 29,850.08 is: 41,192.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,001.12 : 75,901.20 = 29,850.08 : x
  2. Step 2: Convert to fraction form
    55,001.12/75,901.20 = 29,850.08/x
  3. Step 3: Cross multiply
    55,001.12x = 75,901.20 × 29,850.08
  4. Step 4: Simplify right side
    55,001.12x = 2,265,656,892.10
  5. Step 5: Solve for x
    x = 2,265,656,892.10/55,001.12
  6. Step 6: Final answer
    x = 41,192.92

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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.