Home / 51,827.76-71,522.30-29,471.76

Finding the Fourth Proportional to 51,827.76, 71,522.30 and 29,471.76

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Solution

The fourth proportional to 51,827.76, 71,522.30 and 29,471.76 is: 40,671.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,827.76 : 71,522.30 = 29,471.76 : x
  2. Step 2: Convert to fraction form
    51,827.76/71,522.30 = 29,471.76/x
  3. Step 3: Cross multiply
    51,827.76x = 71,522.30 × 29,471.76
  4. Step 4: Simplify right side
    51,827.76x = 2,107,888,060.25
  5. Step 5: Solve for x
    x = 2,107,888,060.25/51,827.76
  6. Step 6: Final answer
    x = 40,671.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.