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Finding the Fourth Proportional to 83,422.34, 115,124.34 and 45,694.16

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Solution

The fourth proportional to 83,422.34, 115,124.34 and 45,694.16 is: 63,058.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,422.34 : 115,124.34 = 45,694.16 : x
  2. Step 2: Convert to fraction form
    83,422.34/115,124.34 = 45,694.16/x
  3. Step 3: Cross multiply
    83,422.34x = 115,124.34 × 45,694.16
  4. Step 4: Simplify right side
    83,422.34x = 5,260,510,011.85
  5. Step 5: Solve for x
    x = 5,260,510,011.85/83,422.34
  6. Step 6: Final answer
    x = 63,058.77

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