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Finding the Fourth Proportional to 59,781.34, 89,671.86 and 41,004.43

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Solution

The fourth proportional to 59,781.34, 89,671.86 and 41,004.43 is: 61,506.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,781.34 : 89,671.86 = 41,004.43 : x
  2. Step 2: Convert to fraction form
    59,781.34/89,671.86 = 41,004.43/x
  3. Step 3: Cross multiply
    59,781.34x = 89,671.86 × 41,004.43
  4. Step 4: Simplify right side
    59,781.34x = 3,676,943,282.16
  5. Step 5: Solve for x
    x = 3,676,943,282.16/59,781.34
  6. Step 6: Final answer
    x = 61,506.54

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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.