Home / 62,641.56-93,977.68-20,523.88

Finding the Fourth Proportional to 62,641.56, 93,977.68 and 20,523.88

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Solution

The fourth proportional to 62,641.56, 93,977.68 and 20,523.88 is: 30,790.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,641.56 : 93,977.68 = 20,523.88 : x
  2. Step 2: Convert to fraction form
    62,641.56/93,977.68 = 20,523.88/x
  3. Step 3: Cross multiply
    62,641.56x = 93,977.68 × 20,523.88
  4. Step 4: Simplify right side
    62,641.56x = 1,928,786,627.00
  5. Step 5: Solve for x
    x = 1,928,786,627.00/62,641.56
  6. Step 6: Final answer
    x = 30,790.85

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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.