Home / 178,224.90-267,171.23-89,374.58

Finding the Fourth Proportional to 178,224.90, 267,171.23 and 89,374.58

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Solution

The fourth proportional to 178,224.90, 267,171.23 and 89,374.58 is: 133,978.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,224.90 : 267,171.23 = 89,374.58 : x
  2. Step 2: Convert to fraction form
    178,224.90/267,171.23 = 89,374.58/x
  3. Step 3: Cross multiply
    178,224.90x = 267,171.23 × 89,374.58
  4. Step 4: Simplify right side
    178,224.90x = 23,878,316,469.33
  5. Step 5: Solve for x
    x = 23,878,316,469.33/178,224.90
  6. Step 6: Final answer
    x = 133,978.57

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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.