Home / 83,119.30-114,586.05-51,266.86

Finding the Fourth Proportional to 83,119.30, 114,586.05 and 51,266.86

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Solution

The fourth proportional to 83,119.30, 114,586.05 and 51,266.86 is: 70,675.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,119.30 : 114,586.05 = 51,266.86 : x
  2. Step 2: Convert to fraction form
    83,119.30/114,586.05 = 51,266.86/x
  3. Step 3: Cross multiply
    83,119.30x = 114,586.05 × 51,266.86
  4. Step 4: Simplify right side
    83,119.30x = 5,874,466,983.30
  5. Step 5: Solve for x
    x = 5,874,466,983.30/83,119.30
  6. Step 6: Final answer
    x = 70,675.13

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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.