Home / 91,734.31-126,593.55-53,520.13

Finding the Fourth Proportional to 91,734.31, 126,593.55 and 53,520.13

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Solution

The fourth proportional to 91,734.31, 126,593.55 and 53,520.13 is: 73,857.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,734.31 : 126,593.55 = 53,520.13 : x
  2. Step 2: Convert to fraction form
    91,734.31/126,593.55 = 53,520.13/x
  3. Step 3: Cross multiply
    91,734.31x = 126,593.55 × 53,520.13
  4. Step 4: Simplify right side
    91,734.31x = 6,775,303,253.16
  5. Step 5: Solve for x
    x = 6,775,303,253.16/91,734.31
  6. Step 6: Final answer
    x = 73,857.90

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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.