Home / 125,474.87-173,151.43-68,111.48

Finding the Fourth Proportional to 125,474.87, 173,151.43 and 68,111.48

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Solution

The fourth proportional to 125,474.87, 173,151.43 and 68,111.48 is: 93,991.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,474.87 : 173,151.43 = 68,111.48 : x
  2. Step 2: Convert to fraction form
    125,474.87/173,151.43 = 68,111.48/x
  3. Step 3: Cross multiply
    125,474.87x = 173,151.43 × 68,111.48
  4. Step 4: Simplify right side
    125,474.87x = 11,793,599,125.38
  5. Step 5: Solve for x
    x = 11,793,599,125.38/125,474.87
  6. Step 6: Final answer
    x = 93,991.73

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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.