Home / 42,247.80-63,371.70-26,734.20

Finding the Fourth Proportional to 42,247.80, 63,371.70 and 26,734.20

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Solution

The fourth proportional to 42,247.80, 63,371.70 and 26,734.20 is: 40,101.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,247.80 : 63,371.70 = 26,734.20 : x
  2. Step 2: Convert to fraction form
    42,247.80/63,371.70 = 26,734.20/x
  3. Step 3: Cross multiply
    42,247.80x = 63,371.70 × 26,734.20
  4. Step 4: Simplify right side
    42,247.80x = 1,694,191,702.14
  5. Step 5: Solve for x
    x = 1,694,191,702.14/42,247.80
  6. Step 6: Final answer
    x = 40,101.30

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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.