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Finding the Fourth Proportional to 168,732.32, 232,833.20 and 97,098.32

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Solution

The fourth proportional to 168,732.32, 232,833.20 and 97,098.32 is: 133,985.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,732.32 : 232,833.20 = 97,098.32 : x
  2. Step 2: Convert to fraction form
    168,732.32/232,833.20 = 97,098.32/x
  3. Step 3: Cross multiply
    168,732.32x = 232,833.20 × 97,098.32
  4. Step 4: Simplify right side
    168,732.32x = 22,607,712,560.22
  5. Step 5: Solve for x
    x = 22,607,712,560.22/168,732.32
  6. Step 6: Final answer
    x = 133,985.67

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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.