Home / 125,217.30-172,794.12-68,627.46

Finding the Fourth Proportional to 125,217.30, 172,794.12 and 68,627.46

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Solution

The fourth proportional to 125,217.30, 172,794.12 and 68,627.46 is: 94,702.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,217.30 : 172,794.12 = 68,627.46 : x
  2. Step 2: Convert to fraction form
    125,217.30/172,794.12 = 68,627.46/x
  3. Step 3: Cross multiply
    125,217.30x = 172,794.12 × 68,627.46
  4. Step 4: Simplify right side
    125,217.30x = 11,858,421,558.54
  5. Step 5: Solve for x
    x = 11,858,421,558.54/125,217.30
  6. Step 6: Final answer
    x = 94,702.74

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1.5x scale

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.