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Finding the Fourth Proportional to 178,218.28, 267,352 and 59,898.80

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Solution

The fourth proportional to 178,218.28, 267,352 and 59,898.80 is: 89,856.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,218.28 : 267,352 = 59,898.80 : x
  2. Step 2: Convert to fraction form
    178,218.28/267,352 = 59,898.80/x
  3. Step 3: Cross multiply
    178,218.28x = 267,352 × 59,898.80
  4. Step 4: Simplify right side
    178,218.28x = 16,014,063,977.60
  5. Step 5: Solve for x
    x = 16,014,063,977.60/178,218.28
  6. Step 6: Final answer
    x = 89,856.46

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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.