Home / 63,490.28-87,619.14-35,194.04

Finding the Fourth Proportional to 63,490.28, 87,619.14 and 35,194.04

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Solution

The fourth proportional to 63,490.28, 87,619.14 and 35,194.04 is: 48,569.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,490.28 : 87,619.14 = 35,194.04 : x
  2. Step 2: Convert to fraction form
    63,490.28/87,619.14 = 35,194.04/x
  3. Step 3: Cross multiply
    63,490.28x = 87,619.14 × 35,194.04
  4. Step 4: Simplify right side
    63,490.28x = 3,083,671,517.93
  5. Step 5: Solve for x
    x = 3,083,671,517.93/63,490.28
  6. Step 6: Final answer
    x = 48,569.19

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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.