Home / 125,506.14-173,200.59-68,922.78

Finding the Fourth Proportional to 125,506.14, 173,200.59 and 68,922.78

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Solution

The fourth proportional to 125,506.14, 173,200.59 and 68,922.78 is: 95,114.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,506.14 : 173,200.59 = 68,922.78 : x
  2. Step 2: Convert to fraction form
    125,506.14/173,200.59 = 68,922.78/x
  3. Step 3: Cross multiply
    125,506.14x = 173,200.59 × 68,922.78
  4. Step 4: Simplify right side
    125,506.14x = 11,937,466,160.44
  5. Step 5: Solve for x
    x = 11,937,466,160.44/125,506.14
  6. Step 6: Final answer
    x = 95,114.60

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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.