Home / 51,309.10-76,963.02-16,248.70

Finding the Fourth Proportional to 51,309.10, 76,963.02 and 16,248.70

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Solution

The fourth proportional to 51,309.10, 76,963.02 and 16,248.70 is: 24,372.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,309.10 : 76,963.02 = 16,248.70 : x
  2. Step 2: Convert to fraction form
    51,309.10/76,963.02 = 16,248.70/x
  3. Step 3: Cross multiply
    51,309.10x = 76,963.02 × 16,248.70
  4. Step 4: Simplify right side
    51,309.10x = 1,250,549,023.07
  5. Step 5: Solve for x
    x = 1,250,549,023.07/51,309.10
  6. Step 6: Final answer
    x = 24,372.85

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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.