Home / 125,538.76-173,241.88-68,946.49

Finding the Fourth Proportional to 125,538.76, 173,241.88 and 68,946.49

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Solution

The fourth proportional to 125,538.76, 173,241.88 and 68,946.49 is: 95,145.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,538.76 : 173,241.88 = 68,946.49 : x
  2. Step 2: Convert to fraction form
    125,538.76/173,241.88 = 68,946.49/x
  3. Step 3: Cross multiply
    125,538.76x = 173,241.88 × 68,946.49
  4. Step 4: Simplify right side
    125,538.76x = 11,944,419,547.00
  5. Step 5: Solve for x
    x = 11,944,419,547.00/125,538.76
  6. Step 6: Final answer
    x = 95,145.27

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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.