Home / 125,236.70-172,833.27-68,650.46

Finding the Fourth Proportional to 125,236.70, 172,833.27 and 68,650.46

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Solution

The fourth proportional to 125,236.70, 172,833.27 and 68,650.46 is: 94,741.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,236.70 : 172,833.27 = 68,650.46 : x
  2. Step 2: Convert to fraction form
    125,236.70/172,833.27 = 68,650.46/x
  3. Step 3: Cross multiply
    125,236.70x = 172,833.27 × 68,650.46
  4. Step 4: Simplify right side
    125,236.70x = 11,865,083,488.80
  5. Step 5: Solve for x
    x = 11,865,083,488.80/125,236.70
  6. Step 6: Final answer
    x = 94,741.27

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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.