Home / 34,599.75-51,864.25-12,103.72

Finding the Fourth Proportional to 34,599.75, 51,864.25 and 12,103.72

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Solution

The fourth proportional to 34,599.75, 51,864.25 and 12,103.72 is: 18,143.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,599.75 : 51,864.25 = 12,103.72 : x
  2. Step 2: Convert to fraction form
    34,599.75/51,864.25 = 12,103.72/x
  3. Step 3: Cross multiply
    34,599.75x = 51,864.25 × 12,103.72
  4. Step 4: Simplify right side
    34,599.75x = 627,750,360.01
  5. Step 5: Solve for x
    x = 627,750,360.01/34,599.75
  6. Step 6: Final answer
    x = 18,143.21

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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.