Home / 148,325.44-204,689.28-80,342.56

Finding the Fourth Proportional to 148,325.44, 204,689.28 and 80,342.56

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Solution

The fourth proportional to 148,325.44, 204,689.28 and 80,342.56 is: 110,872.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,325.44 : 204,689.28 = 80,342.56 : x
  2. Step 2: Convert to fraction form
    148,325.44/204,689.28 = 80,342.56/x
  3. Step 3: Cross multiply
    148,325.44x = 204,689.28 × 80,342.56
  4. Step 4: Simplify right side
    148,325.44x = 16,445,260,759.76
  5. Step 5: Solve for x
    x = 16,445,260,759.76/148,325.44
  6. Step 6: Final answer
    x = 110,872.83

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1.5x scale

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.