Home / 38,121.76-52,579.92-26,187.04

Finding the Fourth Proportional to 38,121.76, 52,579.92 and 26,187.04

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Solution

The fourth proportional to 38,121.76, 52,579.92 and 26,187.04 is: 36,118.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,121.76 : 52,579.92 = 26,187.04 : x
  2. Step 2: Convert to fraction form
    38,121.76/52,579.92 = 26,187.04/x
  3. Step 3: Cross multiply
    38,121.76x = 52,579.92 × 26,187.04
  4. Step 4: Simplify right side
    38,121.76x = 1,376,912,468.24
  5. Step 5: Solve for x
    x = 1,376,912,468.24/38,121.76
  6. Step 6: Final answer
    x = 36,118.81

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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.