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Finding the Fourth Proportional to 159,812.55, 239,748.03 and 124,062.39

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Solution

The fourth proportional to 159,812.55, 239,748.03 and 124,062.39 is: 186,116.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,812.55 : 239,748.03 = 124,062.39 : x
  2. Step 2: Convert to fraction form
    159,812.55/239,748.03 = 124,062.39/x
  3. Step 3: Cross multiply
    159,812.55x = 239,748.03 × 124,062.39
  4. Step 4: Simplify right side
    159,812.55x = 29,743,713,599.59
  5. Step 5: Solve for x
    x = 29,743,713,599.59/159,812.55
  6. Step 6: Final answer
    x = 186,116.26

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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.