Home / 71,591.04-107,293.10-39,999.83

Finding the Fourth Proportional to 71,591.04, 107,293.10 and 39,999.83

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Solution

The fourth proportional to 71,591.04, 107,293.10 and 39,999.83 is: 59,947.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,591.04 : 107,293.10 = 39,999.83 : x
  2. Step 2: Convert to fraction form
    71,591.04/107,293.10 = 39,999.83/x
  3. Step 3: Cross multiply
    71,591.04x = 107,293.10 × 39,999.83
  4. Step 4: Simplify right side
    71,591.04x = 4,291,705,023.71
  5. Step 5: Solve for x
    x = 4,291,705,023.71/71,591.04
  6. Step 6: Final answer
    x = 59,947.52

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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.