Home / 34,876.41-52,306.72-9,915.90

Finding the Fourth Proportional to 34,876.41, 52,306.72 and 9,915.90

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Solution

The fourth proportional to 34,876.41, 52,306.72 and 9,915.90 is: 14,871.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,876.41 : 52,306.72 = 9,915.90 : x
  2. Step 2: Convert to fraction form
    34,876.41/52,306.72 = 9,915.90/x
  3. Step 3: Cross multiply
    34,876.41x = 52,306.72 × 9,915.90
  4. Step 4: Simplify right side
    34,876.41x = 518,668,204.85
  5. Step 5: Solve for x
    x = 518,668,204.85/34,876.41
  6. Step 6: Final answer
    x = 14,871.61

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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.