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Finding the Fourth Proportional to 83,330.73, 114,996.62 and 45,604.98

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Solution

The fourth proportional to 83,330.73, 114,996.62 and 45,604.98 is: 62,934.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,330.73 : 114,996.62 = 45,604.98 : x
  2. Step 2: Convert to fraction form
    83,330.73/114,996.62 = 45,604.98/x
  3. Step 3: Cross multiply
    83,330.73x = 114,996.62 × 45,604.98
  4. Step 4: Simplify right side
    83,330.73x = 5,244,418,669.18
  5. Step 5: Solve for x
    x = 5,244,418,669.18/83,330.73
  6. Step 6: Final answer
    x = 62,934.99

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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.