Home / 44,727.82-67,081.35-13,129.40

Finding the Fourth Proportional to 44,727.82, 67,081.35 and 13,129.40

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Solution

The fourth proportional to 44,727.82, 67,081.35 and 13,129.40 is: 19,691.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,727.82 : 67,081.35 = 13,129.40 : x
  2. Step 2: Convert to fraction form
    44,727.82/67,081.35 = 13,129.40/x
  3. Step 3: Cross multiply
    44,727.82x = 67,081.35 × 13,129.40
  4. Step 4: Simplify right side
    44,727.82x = 880,737,475.64
  5. Step 5: Solve for x
    x = 880,737,475.64/44,727.82
  6. Step 6: Final answer
    x = 19,691.04

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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.