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Finding the Fourth Proportional to 109,898.96, 151,660.65 and 59,597.96

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Solution

The fourth proportional to 109,898.96, 151,660.65 and 59,597.96 is: 82,245.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,898.96 : 151,660.65 = 59,597.96 : x
  2. Step 2: Convert to fraction form
    109,898.96/151,660.65 = 59,597.96/x
  3. Step 3: Cross multiply
    109,898.96x = 151,660.65 × 59,597.96
  4. Step 4: Simplify right side
    109,898.96x = 9,038,665,352.27
  5. Step 5: Solve for x
    x = 9,038,665,352.27/109,898.96
  6. Step 6: Final answer
    x = 82,245.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.