Home / 125,559.27-173,273.07-68,199.15

Finding the Fourth Proportional to 125,559.27, 173,273.07 and 68,199.15

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Solution

The fourth proportional to 125,559.27, 173,273.07 and 68,199.15 is: 94,115.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,559.27 : 173,273.07 = 68,199.15 : x
  2. Step 2: Convert to fraction form
    125,559.27/173,273.07 = 68,199.15/x
  3. Step 3: Cross multiply
    125,559.27x = 173,273.07 × 68,199.15
  4. Step 4: Simplify right side
    125,559.27x = 11,817,076,997.41
  5. Step 5: Solve for x
    x = 11,817,076,997.41/125,559.27
  6. Step 6: Final answer
    x = 94,115.53

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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.