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Finding the Fourth Proportional to 178,064.80, 267,097.20 and 59,707.60

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Solution

The fourth proportional to 178,064.80, 267,097.20 and 59,707.60 is: 89,561.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,064.80 : 267,097.20 = 59,707.60 : x
  2. Step 2: Convert to fraction form
    178,064.80/267,097.20 = 59,707.60/x
  3. Step 3: Cross multiply
    178,064.80x = 267,097.20 × 59,707.60
  4. Step 4: Simplify right side
    178,064.80x = 15,947,732,778.72
  5. Step 5: Solve for x
    x = 15,947,732,778.72/178,064.80
  6. Step 6: Final answer
    x = 89,561.40

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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.