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Finding the Fourth Proportional to 83,101.88, 124,653.26 and 23,938.97

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Solution

The fourth proportional to 83,101.88, 124,653.26 and 23,938.97 is: 35,908.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,101.88 : 124,653.26 = 23,938.97 : x
  2. Step 2: Convert to fraction form
    83,101.88/124,653.26 = 23,938.97/x
  3. Step 3: Cross multiply
    83,101.88x = 124,653.26 × 23,938.97
  4. Step 4: Simplify right side
    83,101.88x = 2,984,070,088.12
  5. Step 5: Solve for x
    x = 2,984,070,088.12/83,101.88
  6. Step 6: Final answer
    x = 35,908.57

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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.