Home / 29,381.88-44,064.45-8,320.53

Finding the Fourth Proportional to 29,381.88, 44,064.45 and 8,320.53

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Solution

The fourth proportional to 29,381.88, 44,064.45 and 8,320.53 is: 12,478.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,381.88 : 44,064.45 = 8,320.53 : x
  2. Step 2: Convert to fraction form
    29,381.88/44,064.45 = 8,320.53/x
  3. Step 3: Cross multiply
    29,381.88x = 44,064.45 × 8,320.53
  4. Step 4: Simplify right side
    29,381.88x = 366,639,578.16
  5. Step 5: Solve for x
    x = 366,639,578.16/29,381.88
  6. Step 6: Final answer
    x = 12,478.42

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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.