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Finding the Fourth Proportional to 172,704.96, 238,345.04 and 96,229.08

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Solution

The fourth proportional to 172,704.96, 238,345.04 and 96,229.08 is: 132,802.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,704.96 : 238,345.04 = 96,229.08 : x
  2. Step 2: Convert to fraction form
    172,704.96/238,345.04 = 96,229.08/x
  3. Step 3: Cross multiply
    172,704.96x = 238,345.04 × 96,229.08
  4. Step 4: Simplify right side
    172,704.96x = 22,935,723,921.76
  5. Step 5: Solve for x
    x = 22,935,723,921.76/172,704.96
  6. Step 6: Final answer
    x = 132,802.93

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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.