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Finding the Fourth Proportional to 61,233.68, 84,507.36 and 34,377.95

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Solution

The fourth proportional to 61,233.68, 84,507.36 and 34,377.95 is: 47,444.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,233.68 : 84,507.36 = 34,377.95 : x
  2. Step 2: Convert to fraction form
    61,233.68/84,507.36 = 34,377.95/x
  3. Step 3: Cross multiply
    61,233.68x = 84,507.36 × 34,377.95
  4. Step 4: Simplify right side
    61,233.68x = 2,905,189,796.71
  5. Step 5: Solve for x
    x = 2,905,189,796.71/61,233.68
  6. Step 6: Final answer
    x = 47,444.31

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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.