Home / 42,115.73-63,173.45-17,150.22

Finding the Fourth Proportional to 42,115.73, 63,173.45 and 17,150.22

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Solution

The fourth proportional to 42,115.73, 63,173.45 and 17,150.22 is: 25,725.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,115.73 : 63,173.45 = 17,150.22 : x
  2. Step 2: Convert to fraction form
    42,115.73/63,173.45 = 17,150.22/x
  3. Step 3: Cross multiply
    42,115.73x = 63,173.45 × 17,150.22
  4. Step 4: Simplify right side
    42,115.73x = 1,083,438,479.91
  5. Step 5: Solve for x
    x = 1,083,438,479.91/42,115.73
  6. Step 6: Final answer
    x = 25,725.27

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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.