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Finding the Fourth Proportional to 168,724.64, 232,850.21 and 97,103.09

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Solution

The fourth proportional to 168,724.64, 232,850.21 and 97,103.09 is: 134,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,724.64 : 232,850.21 = 97,103.09 : x
  2. Step 2: Convert to fraction form
    168,724.64/232,850.21 = 97,103.09/x
  3. Step 3: Cross multiply
    168,724.64x = 232,850.21 × 97,103.09
  4. Step 4: Simplify right side
    168,724.64x = 22,610,473,248.38
  5. Step 5: Solve for x
    x = 22,610,473,248.38/168,724.64
  6. Step 6: Final answer
    x = 134,008.13

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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.