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Finding the Fourth Proportional to 171,140.02, 256,655.43 and 58,793.15

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Solution

The fourth proportional to 171,140.02, 256,655.43 and 58,793.15 is: 88,170.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,140.02 : 256,655.43 = 58,793.15 : x
  2. Step 2: Convert to fraction form
    171,140.02/256,655.43 = 58,793.15/x
  3. Step 3: Cross multiply
    171,140.02x = 256,655.43 × 58,793.15
  4. Step 4: Simplify right side
    171,140.02x = 15,089,581,194.30
  5. Step 5: Solve for x
    x = 15,089,581,194.30/171,140.02
  6. Step 6: Final answer
    x = 88,170.97

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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.