Home / 148,989.38-223,336.44-69,962.13

Finding the Fourth Proportional to 148,989.38, 223,336.44 and 69,962.13

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Solution

The fourth proportional to 148,989.38, 223,336.44 and 69,962.13 is: 104,873.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,989.38 : 223,336.44 = 69,962.13 : x
  2. Step 2: Convert to fraction form
    148,989.38/223,336.44 = 69,962.13/x
  3. Step 3: Cross multiply
    148,989.38x = 223,336.44 × 69,962.13
  4. Step 4: Simplify right side
    148,989.38x = 15,625,093,049.02
  5. Step 5: Solve for x
    x = 15,625,093,049.02/148,989.38
  6. Step 6: Final answer
    x = 104,873.87

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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.