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Finding the Fourth Proportional to 61,318.50, 91,947.66 and 27,594.96

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Solution

The fourth proportional to 61,318.50, 91,947.66 and 27,594.96 is: 41,378.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,318.50 : 91,947.66 = 27,594.96 : x
  2. Step 2: Convert to fraction form
    61,318.50/91,947.66 = 27,594.96/x
  3. Step 3: Cross multiply
    61,318.50x = 91,947.66 × 27,594.96
  4. Step 4: Simplify right side
    61,318.50x = 2,537,291,999.79
  5. Step 5: Solve for x
    x = 2,537,291,999.79/61,318.50
  6. Step 6: Final answer
    x = 41,378.90

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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.