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Finding the Fourth Proportional to 61,952.40, 85,501.68 and 36,801.96

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Solution

The fourth proportional to 61,952.40, 85,501.68 and 36,801.96 is: 50,791.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,952.40 : 85,501.68 = 36,801.96 : x
  2. Step 2: Convert to fraction form
    61,952.40/85,501.68 = 36,801.96/x
  3. Step 3: Cross multiply
    61,952.40x = 85,501.68 × 36,801.96
  4. Step 4: Simplify right side
    61,952.40x = 3,146,629,407.29
  5. Step 5: Solve for x
    x = 3,146,629,407.29/61,952.40
  6. Step 6: Final answer
    x = 50,791.08

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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.