Home / 178,231.20-267,346.80-177,002.40

Finding the Fourth Proportional to 178,231.20, 267,346.80 and 177,002.40

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Solution

The fourth proportional to 178,231.20, 267,346.80 and 177,002.40 is: 265,503.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,231.20 : 267,346.80 = 177,002.40 : x
  2. Step 2: Convert to fraction form
    178,231.20/267,346.80 = 177,002.40/x
  3. Step 3: Cross multiply
    178,231.20x = 267,346.80 × 177,002.40
  4. Step 4: Simplify right side
    178,231.20x = 47,321,025,232.32
  5. Step 5: Solve for x
    x = 47,321,025,232.32/178,231.20
  6. Step 6: Final answer
    x = 265,503.60

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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.