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Finding the Fourth Proportional to 59,689.88, 89,361.90 and 44,960.84

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Solution

The fourth proportional to 59,689.88, 89,361.90 and 44,960.84 is: 67,311.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,689.88 : 89,361.90 = 44,960.84 : x
  2. Step 2: Convert to fraction form
    59,689.88/89,361.90 = 44,960.84/x
  3. Step 3: Cross multiply
    59,689.88x = 89,361.90 × 44,960.84
  4. Step 4: Simplify right side
    59,689.88x = 4,017,786,088.00
  5. Step 5: Solve for x
    x = 4,017,786,088.00/59,689.88
  6. Step 6: Final answer
    x = 67,311.01

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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.