Home / 38,143.86-57,218.49-17,080.62

Finding the Fourth Proportional to 38,143.86, 57,218.49 and 17,080.62

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Solution

The fourth proportional to 38,143.86, 57,218.49 and 17,080.62 is: 25,622.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,143.86 : 57,218.49 = 17,080.62 : x
  2. Step 2: Convert to fraction form
    38,143.86/57,218.49 = 17,080.62/x
  3. Step 3: Cross multiply
    38,143.86x = 57,218.49 × 17,080.62
  4. Step 4: Simplify right side
    38,143.86x = 977,327,284.66
  5. Step 5: Solve for x
    x = 977,327,284.66/38,143.86
  6. Step 6: Final answer
    x = 25,622.14

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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.