Home / 107,294.67-161,000.33-45,008.91

Finding the Fourth Proportional to 107,294.67, 161,000.33 and 45,008.91

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Solution

The fourth proportional to 107,294.67, 161,000.33 and 45,008.91 is: 67,537.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,294.67 : 161,000.33 = 45,008.91 : x
  2. Step 2: Convert to fraction form
    107,294.67/161,000.33 = 45,008.91/x
  3. Step 3: Cross multiply
    107,294.67x = 161,000.33 × 45,008.91
  4. Step 4: Simplify right side
    107,294.67x = 7,246,449,137.90
  5. Step 5: Solve for x
    x = 7,246,449,137.90/107,294.67
  6. Step 6: Final answer
    x = 67,537.83

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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.