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Finding the Fourth Proportional to 77,583.59, 107,065.42 and 44,049.59

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Solution

The fourth proportional to 77,583.59, 107,065.42 and 44,049.59 is: 60,788.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,583.59 : 107,065.42 = 44,049.59 : x
  2. Step 2: Convert to fraction form
    77,583.59/107,065.42 = 44,049.59/x
  3. Step 3: Cross multiply
    77,583.59x = 107,065.42 × 44,049.59
  4. Step 4: Simplify right side
    77,583.59x = 4,716,187,854.18
  5. Step 5: Solve for x
    x = 4,716,187,854.18/77,583.59
  6. Step 6: Final answer
    x = 60,788.47

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1.5x scale

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.