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Finding the Fourth Proportional to 66,539.00, 91,823.27 and 36,323.89

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Solution

The fourth proportional to 66,539.00, 91,823.27 and 36,323.89 is: 50,126.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,539.00 : 91,823.27 = 36,323.89 : x
  2. Step 2: Convert to fraction form
    66,539.00/91,823.27 = 36,323.89/x
  3. Step 3: Cross multiply
    66,539.00x = 91,823.27 × 36,323.89
  4. Step 4: Simplify right side
    66,539.00x = 3,335,377,947.74
  5. Step 5: Solve for x
    x = 3,335,377,947.74/66,539.00
  6. Step 6: Final answer
    x = 50,126.66

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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.