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Finding the Fourth Proportional to 167,386.60, 250,811.10 and 88,397.80

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Solution

The fourth proportional to 167,386.60, 250,811.10 and 88,397.80 is: 132,454.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,386.60 : 250,811.10 = 88,397.80 : x
  2. Step 2: Convert to fraction form
    167,386.60/250,811.10 = 88,397.80/x
  3. Step 3: Cross multiply
    167,386.60x = 250,811.10 × 88,397.80
  4. Step 4: Simplify right side
    167,386.60x = 22,171,149,455.58
  5. Step 5: Solve for x
    x = 22,171,149,455.58/167,386.60
  6. Step 6: Final answer
    x = 132,454.75

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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.