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Finding the Fourth Proportional to 107,338.97, 161,780.00 and 92,524.90

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Solution

The fourth proportional to 107,338.97, 161,780.00 and 92,524.90 is: 139,452.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,338.97 : 161,780.00 = 92,524.90 : x
  2. Step 2: Convert to fraction form
    107,338.97/161,780.00 = 92,524.90/x
  3. Step 3: Cross multiply
    107,338.97x = 161,780.00 × 92,524.90
  4. Step 4: Simplify right side
    107,338.97x = 14,968,678,148.86
  5. Step 5: Solve for x
    x = 14,968,678,148.86/107,338.97
  6. Step 6: Final answer
    x = 139,452.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.