Home / 52,542.08-78,628.20-32,829.92

Finding the Fourth Proportional to 52,542.08, 78,628.20 and 32,829.92

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Solution

The fourth proportional to 52,542.08, 78,628.20 and 32,829.92 is: 49,129.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,542.08 : 78,628.20 = 32,829.92 : x
  2. Step 2: Convert to fraction form
    52,542.08/78,628.20 = 32,829.92/x
  3. Step 3: Cross multiply
    52,542.08x = 78,628.20 × 32,829.92
  4. Step 4: Simplify right side
    52,542.08x = 2,581,357,515.74
  5. Step 5: Solve for x
    x = 2,581,357,515.74/52,542.08
  6. Step 6: Final answer
    x = 49,129.34

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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.