Home / 68,862.02-103,196.03-54,759.46

Finding the Fourth Proportional to 68,862.02, 103,196.03 and 54,759.46

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Solution

The fourth proportional to 68,862.02, 103,196.03 and 54,759.46 is: 82,062.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,862.02 : 103,196.03 = 54,759.46 : x
  2. Step 2: Convert to fraction form
    68,862.02/103,196.03 = 54,759.46/x
  3. Step 3: Cross multiply
    68,862.02x = 103,196.03 × 54,759.46
  4. Step 4: Simplify right side
    68,862.02x = 5,650,958,538.65
  5. Step 5: Solve for x
    x = 5,650,958,538.65/68,862.02
  6. Step 6: Final answer
    x = 82,062.06

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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.