Home / 83,747.52-125,667.45-36,999.18

Finding the Fourth Proportional to 83,747.52, 125,667.45 and 36,999.18

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Solution

The fourth proportional to 83,747.52, 125,667.45 and 36,999.18 is: 55,519.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,747.52 : 125,667.45 = 36,999.18 : x
  2. Step 2: Convert to fraction form
    83,747.52/125,667.45 = 36,999.18/x
  3. Step 3: Cross multiply
    83,747.52x = 125,667.45 × 36,999.18
  4. Step 4: Simplify right side
    83,747.52x = 4,649,592,602.69
  5. Step 5: Solve for x
    x = 4,649,592,602.69/83,747.52
  6. Step 6: Final answer
    x = 55,519.17

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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.