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Finding the Fourth Proportional to 130,058.60, 194,861.10 and 59,793.80

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Solution

The fourth proportional to 130,058.60, 194,861.10 and 59,793.80 is: 89,586.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,058.60 : 194,861.10 = 59,793.80 : x
  2. Step 2: Convert to fraction form
    130,058.60/194,861.10 = 59,793.80/x
  3. Step 3: Cross multiply
    130,058.60x = 194,861.10 × 59,793.80
  4. Step 4: Simplify right side
    130,058.60x = 11,651,485,641.18
  5. Step 5: Solve for x
    x = 11,651,485,641.18/130,058.60
  6. Step 6: Final answer
    x = 89,586.43

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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.