Home / 125,559.42-173,273.27-68,199.86

Finding the Fourth Proportional to 125,559.42, 173,273.27 and 68,199.86

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Solution

The fourth proportional to 125,559.42, 173,273.27 and 68,199.86 is: 94,116.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,559.42 : 173,273.27 = 68,199.86 : x
  2. Step 2: Convert to fraction form
    125,559.42/173,273.27 = 68,199.86/x
  3. Step 3: Cross multiply
    125,559.42x = 173,273.27 × 68,199.86
  4. Step 4: Simplify right side
    125,559.42x = 11,817,212,755.74
  5. Step 5: Solve for x
    x = 11,817,212,755.74/125,559.42
  6. Step 6: Final answer
    x = 94,116.50

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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.