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Finding the Fourth Proportional to 59,970.80, 89,578.60 and 44,034.86

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Solution

The fourth proportional to 59,970.80, 89,578.60 and 44,034.86 is: 65,775.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,970.80 : 89,578.60 = 44,034.86 : x
  2. Step 2: Convert to fraction form
    59,970.80/89,578.60 = 44,034.86/x
  3. Step 3: Cross multiply
    59,970.80x = 89,578.60 × 44,034.86
  4. Step 4: Simplify right side
    59,970.80x = 3,944,581,110.00
  5. Step 5: Solve for x
    x = 3,944,581,110.00/59,970.80
  6. Step 6: Final answer
    x = 65,775.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.