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Finding the Fourth Proportional to 61,253.04, 91,836.11 and 23,781.53

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Solution

The fourth proportional to 61,253.04, 91,836.11 and 23,781.53 is: 35,655.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,253.04 : 91,836.11 = 23,781.53 : x
  2. Step 2: Convert to fraction form
    61,253.04/91,836.11 = 23,781.53/x
  3. Step 3: Cross multiply
    61,253.04x = 91,836.11 × 23,781.53
  4. Step 4: Simplify right side
    61,253.04x = 2,184,003,494.09
  5. Step 5: Solve for x
    x = 2,184,003,494.09/61,253.04
  6. Step 6: Final answer
    x = 35,655.43

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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.