Home / 57,191.14-85,798.17-19,752.58

Finding the Fourth Proportional to 57,191.14, 85,798.17 and 19,752.58

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Solution

The fourth proportional to 57,191.14, 85,798.17 and 19,752.58 is: 29,632.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,191.14 : 85,798.17 = 19,752.58 : x
  2. Step 2: Convert to fraction form
    57,191.14/85,798.17 = 19,752.58/x
  3. Step 3: Cross multiply
    57,191.14x = 85,798.17 × 19,752.58
  4. Step 4: Simplify right side
    57,191.14x = 1,694,735,216.78
  5. Step 5: Solve for x
    x = 1,694,735,216.78/57,191.14
  6. Step 6: Final answer
    x = 29,632.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.