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Finding the Fourth Proportional to 169,487.26, 233,891.78 and 93,007.64

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Solution

The fourth proportional to 169,487.26, 233,891.78 and 93,007.64 is: 128,350.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,487.26 : 233,891.78 = 93,007.64 : x
  2. Step 2: Convert to fraction form
    169,487.26/233,891.78 = 93,007.64/x
  3. Step 3: Cross multiply
    169,487.26x = 233,891.78 × 93,007.64
  4. Step 4: Simplify right side
    169,487.26x = 21,753,720,838.70
  5. Step 5: Solve for x
    x = 21,753,720,838.70/169,487.26
  6. Step 6: Final answer
    x = 128,350.19

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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.