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Finding the Fourth Proportional to 59,688.88, 89,360.40 and 44,959.84

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Solution

The fourth proportional to 59,688.88, 89,360.40 and 44,959.84 is: 67,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,688.88 : 89,360.40 = 44,959.84 : x
  2. Step 2: Convert to fraction form
    59,688.88/89,360.40 = 44,959.84/x
  3. Step 3: Cross multiply
    59,688.88x = 89,360.40 × 44,959.84
  4. Step 4: Simplify right side
    59,688.88x = 4,017,629,286.34
  5. Step 5: Solve for x
    x = 4,017,629,286.34/59,688.88
  6. Step 6: Final answer
    x = 67,309.51

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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.