Home / 42,194.97-63,255.20-15,918.16

Finding the Fourth Proportional to 42,194.97, 63,255.20 and 15,918.16

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Solution

The fourth proportional to 42,194.97, 63,255.20 and 15,918.16 is: 23,863.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,194.97 : 63,255.20 = 15,918.16 : x
  2. Step 2: Convert to fraction form
    42,194.97/63,255.20 = 15,918.16/x
  3. Step 3: Cross multiply
    42,194.97x = 63,255.20 × 15,918.16
  4. Step 4: Simplify right side
    42,194.97x = 1,006,906,314.84
  5. Step 5: Solve for x
    x = 1,006,906,314.84/42,194.97
  6. Step 6: Final answer
    x = 23,863.19

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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.