Home / 178,056.20-267,257.10-89,409.80

Finding the Fourth Proportional to 178,056.20, 267,257.10 and 89,409.80

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Solution

The fourth proportional to 178,056.20, 267,257.10 and 89,409.80 is: 134,201.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,056.20 : 267,257.10 = 89,409.80 : x
  2. Step 2: Convert to fraction form
    178,056.20/267,257.10 = 89,409.80/x
  3. Step 3: Cross multiply
    178,056.20x = 267,257.10 × 89,409.80
  4. Step 4: Simplify right side
    178,056.20x = 23,895,403,859.58
  5. Step 5: Solve for x
    x = 23,895,403,859.58/178,056.20
  6. Step 6: Final answer
    x = 134,201.47

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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.