Home / 83,572.96-115,332.56-45,847.04

Finding the Fourth Proportional to 83,572.96, 115,332.56 and 45,847.04

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Solution

The fourth proportional to 83,572.96, 115,332.56 and 45,847.04 is: 63,269.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,572.96 : 115,332.56 = 45,847.04 : x
  2. Step 2: Convert to fraction form
    83,572.96/115,332.56 = 45,847.04/x
  3. Step 3: Cross multiply
    83,572.96x = 115,332.56 × 45,847.04
  4. Step 4: Simplify right side
    83,572.96x = 5,287,656,491.62
  5. Step 5: Solve for x
    x = 5,287,656,491.62/83,572.96
  6. Step 6: Final answer
    x = 63,269.94

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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.