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Finding the Fourth Proportional to 169,272.32, 233,592.32 and 93,820.16

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Solution

The fourth proportional to 169,272.32, 233,592.32 and 93,820.16 is: 129,469.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,272.32 : 233,592.32 = 93,820.16 : x
  2. Step 2: Convert to fraction form
    169,272.32/233,592.32 = 93,820.16/x
  3. Step 3: Cross multiply
    169,272.32x = 233,592.32 × 93,820.16
  4. Step 4: Simplify right side
    169,272.32x = 21,915,668,837.17
  5. Step 5: Solve for x
    x = 21,915,668,837.17/169,272.32
  6. Step 6: Final answer
    x = 129,469.89

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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.