Home / 82,896.53-114,397.19-45,170.78

Finding the Fourth Proportional to 82,896.53, 114,397.19 and 45,170.78

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Solution

The fourth proportional to 82,896.53, 114,397.19 and 45,170.78 is: 62,335.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,896.53 : 114,397.19 = 45,170.78 : x
  2. Step 2: Convert to fraction form
    82,896.53/114,397.19 = 45,170.78/x
  3. Step 3: Cross multiply
    82,896.53x = 114,397.19 × 45,170.78
  4. Step 4: Simplify right side
    82,896.53x = 5,167,409,707.49
  5. Step 5: Solve for x
    x = 5,167,409,707.49/82,896.53
  6. Step 6: Final answer
    x = 62,335.66

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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.