Home / 124,850.58-172,294.40-68,261.96

Finding the Fourth Proportional to 124,850.58, 172,294.40 and 68,261.96

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Solution

The fourth proportional to 124,850.58, 172,294.40 and 68,261.96 is: 94,201.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,850.58 : 172,294.40 = 68,261.96 : x
  2. Step 2: Convert to fraction form
    124,850.58/172,294.40 = 68,261.96/x
  3. Step 3: Cross multiply
    124,850.58x = 172,294.40 × 68,261.96
  4. Step 4: Simplify right side
    124,850.58x = 11,761,153,441.02
  5. Step 5: Solve for x
    x = 11,761,153,441.02/124,850.58
  6. Step 6: Final answer
    x = 94,201.83

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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.