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Finding the Fourth Proportional to 161,098.72, 241,593.36 and 61,234.88

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Solution

The fourth proportional to 161,098.72, 241,593.36 and 61,234.88 is: 91,831.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,098.72 : 241,593.36 = 61,234.88 : x
  2. Step 2: Convert to fraction form
    161,098.72/241,593.36 = 61,234.88/x
  3. Step 3: Cross multiply
    161,098.72x = 241,593.36 × 61,234.88
  4. Step 4: Simplify right side
    161,098.72x = 14,793,940,408.40
  5. Step 5: Solve for x
    x = 14,793,940,408.40/161,098.72
  6. Step 6: Final answer
    x = 91,831.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.