Home / 38,553.17-57,763.68-25,879.20

Finding the Fourth Proportional to 38,553.17, 57,763.68 and 25,879.20

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Solution

The fourth proportional to 38,553.17, 57,763.68 and 25,879.20 is: 38,774.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,553.17 : 57,763.68 = 25,879.20 : x
  2. Step 2: Convert to fraction form
    38,553.17/57,763.68 = 25,879.20/x
  3. Step 3: Cross multiply
    38,553.17x = 57,763.68 × 25,879.20
  4. Step 4: Simplify right side
    38,553.17x = 1,494,877,659.37
  5. Step 5: Solve for x
    x = 1,494,877,659.37/38,553.17
  6. Step 6: Final answer
    x = 38,774.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.