Home / 83,310.11-124,967.55-32,707.03

Finding the Fourth Proportional to 83,310.11, 124,967.55 and 32,707.03

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Solution

The fourth proportional to 83,310.11, 124,967.55 and 32,707.03 is: 49,061.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,310.11 : 124,967.55 = 32,707.03 : x
  2. Step 2: Convert to fraction form
    83,310.11/124,967.55 = 32,707.03/x
  3. Step 3: Cross multiply
    83,310.11x = 124,967.55 × 32,707.03
  4. Step 4: Simplify right side
    83,310.11x = 4,087,317,406.88
  5. Step 5: Solve for x
    x = 4,087,317,406.88/83,310.11
  6. Step 6: Final answer
    x = 49,061.48

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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.