Home / 125,736.60-173,515.53-68,375.94

Finding the Fourth Proportional to 125,736.60, 173,515.53 and 68,375.94

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Solution

The fourth proportional to 125,736.60, 173,515.53 and 68,375.94 is: 94,358.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,736.60 : 173,515.53 = 68,375.94 : x
  2. Step 2: Convert to fraction form
    125,736.60/173,515.53 = 68,375.94/x
  3. Step 3: Cross multiply
    125,736.60x = 173,515.53 × 68,375.94
  4. Step 4: Simplify right side
    125,736.60x = 11,864,287,468.35
  5. Step 5: Solve for x
    x = 11,864,287,468.35/125,736.60
  6. Step 6: Final answer
    x = 94,358.27

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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.