Home / 69,713.13-96,196.31-39,491.98

Finding the Fourth Proportional to 69,713.13, 96,196.31 and 39,491.98

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Solution

The fourth proportional to 69,713.13, 96,196.31 and 39,491.98 is: 54,494.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,713.13 : 96,196.31 = 39,491.98 : x
  2. Step 2: Convert to fraction form
    69,713.13/96,196.31 = 39,491.98/x
  3. Step 3: Cross multiply
    69,713.13x = 96,196.31 × 39,491.98
  4. Step 4: Simplify right side
    69,713.13x = 3,798,982,750.59
  5. Step 5: Solve for x
    x = 3,798,982,750.59/69,713.13
  6. Step 6: Final answer
    x = 54,494.51

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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.