Home / 148,242.06-204,575.69-80,260.52

Finding the Fourth Proportional to 148,242.06, 204,575.69 and 80,260.52

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Solution

The fourth proportional to 148,242.06, 204,575.69 and 80,260.52 is: 110,760.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,242.06 : 204,575.69 = 80,260.52 : x
  2. Step 2: Convert to fraction form
    148,242.06/204,575.69 = 80,260.52/x
  3. Step 3: Cross multiply
    148,242.06x = 204,575.69 × 80,260.52
  4. Step 4: Simplify right side
    148,242.06x = 16,419,350,436.53
  5. Step 5: Solve for x
    x = 16,419,350,436.53/148,242.06
  6. Step 6: Final answer
    x = 110,760.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.