Home / 83,553.60-125,323.68-39,168.96

Finding the Fourth Proportional to 83,553.60, 125,323.68 and 39,168.96

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Solution

The fourth proportional to 83,553.60, 125,323.68 and 39,168.96 is: 58,750.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,553.60 : 125,323.68 = 39,168.96 : x
  2. Step 2: Convert to fraction form
    83,553.60/125,323.68 = 39,168.96/x
  3. Step 3: Cross multiply
    83,553.60x = 125,323.68 × 39,168.96
  4. Step 4: Simplify right side
    83,553.60x = 4,908,798,208.97
  5. Step 5: Solve for x
    x = 4,908,798,208.97/83,553.60
  6. Step 6: Final answer
    x = 58,750.29

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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.