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Finding the Fourth Proportional to 181,488.96, 272,401.92 and 92,805.84

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Solution

The fourth proportional to 181,488.96, 272,401.92 and 92,805.84 is: 139,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,488.96 : 272,401.92 = 92,805.84 : x
  2. Step 2: Convert to fraction form
    181,488.96/272,401.92 = 92,805.84/x
  3. Step 3: Cross multiply
    181,488.96x = 272,401.92 × 92,805.84
  4. Step 4: Simplify right side
    181,488.96x = 25,280,489,003.21
  5. Step 5: Solve for x
    x = 25,280,489,003.21/181,488.96
  6. Step 6: Final answer
    x = 139,294.91

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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.