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Finding the Fourth Proportional to 132,952.88, 199,317.45 and 61,839.38

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Solution

The fourth proportional to 132,952.88, 199,317.45 and 61,839.38 is: 92,707.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,952.88 : 199,317.45 = 61,839.38 : x
  2. Step 2: Convert to fraction form
    132,952.88/199,317.45 = 61,839.38/x
  3. Step 3: Cross multiply
    132,952.88x = 199,317.45 × 61,839.38
  4. Step 4: Simplify right side
    132,952.88x = 12,325,666,534.59
  5. Step 5: Solve for x
    x = 12,325,666,534.59/132,952.88
  6. Step 6: Final answer
    x = 92,707.03

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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.