Home / 71,130.52-106,711.98-24,380.56

Finding the Fourth Proportional to 71,130.52, 106,711.98 and 24,380.56

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Solution

The fourth proportional to 71,130.52, 106,711.98 and 24,380.56 is: 36,576.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,130.52 : 106,711.98 = 24,380.56 : x
  2. Step 2: Convert to fraction form
    71,130.52/106,711.98 = 24,380.56/x
  3. Step 3: Cross multiply
    71,130.52x = 106,711.98 × 24,380.56
  4. Step 4: Simplify right side
    71,130.52x = 2,601,697,831.11
  5. Step 5: Solve for x
    x = 2,601,697,831.11/71,130.52
  6. Step 6: Final answer
    x = 36,576.39

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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.