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Finding the Fourth Proportional to 172,651.71, 238,242.33 and 96,168.24

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Solution

The fourth proportional to 172,651.71, 238,242.33 and 96,168.24 is: 132,702.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,651.71 : 238,242.33 = 96,168.24 : x
  2. Step 2: Convert to fraction form
    172,651.71/238,242.33 = 96,168.24/x
  3. Step 3: Cross multiply
    172,651.71x = 238,242.33 × 96,168.24
  4. Step 4: Simplify right side
    172,651.71x = 22,911,345,569.60
  5. Step 5: Solve for x
    x = 22,911,345,569.60/172,651.71
  6. Step 6: Final answer
    x = 132,702.69

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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.