Home / 127,934.38-176,550.24-71,349.40

Finding the Fourth Proportional to 127,934.38, 176,550.24 and 71,349.40

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Solution

The fourth proportional to 127,934.38, 176,550.24 and 71,349.40 is: 98,462.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,934.38 : 176,550.24 = 71,349.40 : x
  2. Step 2: Convert to fraction form
    127,934.38/176,550.24 = 71,349.40/x
  3. Step 3: Cross multiply
    127,934.38x = 176,550.24 × 71,349.40
  4. Step 4: Simplify right side
    127,934.38x = 12,596,753,693.86
  5. Step 5: Solve for x
    x = 12,596,753,693.86/127,934.38
  6. Step 6: Final answer
    x = 98,462.62

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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.