Home / 62,132.56-93,178.14-20,002.78

Finding the Fourth Proportional to 62,132.56, 93,178.14 and 20,002.78

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Solution

The fourth proportional to 62,132.56, 93,178.14 and 20,002.78 is: 29,997.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,132.56 : 93,178.14 = 20,002.78 : x
  2. Step 2: Convert to fraction form
    62,132.56/93,178.14 = 20,002.78/x
  3. Step 3: Cross multiply
    62,132.56x = 93,178.14 × 20,002.78
  4. Step 4: Simplify right side
    62,132.56x = 1,863,821,835.23
  5. Step 5: Solve for x
    x = 1,863,821,835.23/62,132.56
  6. Step 6: Final answer
    x = 29,997.51

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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.