Home / 67,815.80-101,723.70-60,558.20

Finding the Fourth Proportional to 67,815.80, 101,723.70 and 60,558.20

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Solution

The fourth proportional to 67,815.80, 101,723.70 and 60,558.20 is: 90,837.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,815.80 : 101,723.70 = 60,558.20 : x
  2. Step 2: Convert to fraction form
    67,815.80/101,723.70 = 60,558.20/x
  3. Step 3: Cross multiply
    67,815.80x = 101,723.70 × 60,558.20
  4. Step 4: Simplify right side
    67,815.80x = 6,160,204,169.34
  5. Step 5: Solve for x
    x = 6,160,204,169.34/67,815.80
  6. Step 6: Final answer
    x = 90,837.30

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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.