Home / 178,439.70-267,400.35-152,001.30

Finding the Fourth Proportional to 178,439.70, 267,400.35 and 152,001.30

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Solution

The fourth proportional to 178,439.70, 267,400.35 and 152,001.30 is: 227,781.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,439.70 : 267,400.35 = 152,001.30 : x
  2. Step 2: Convert to fraction form
    178,439.70/267,400.35 = 152,001.30/x
  3. Step 3: Cross multiply
    178,439.70x = 267,400.35 × 152,001.30
  4. Step 4: Simplify right side
    178,439.70x = 40,645,200,820.46
  5. Step 5: Solve for x
    x = 40,645,200,820.46/178,439.70
  6. Step 6: Final answer
    x = 227,781.15

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1.5x scale

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.