Home / 74,104.20-102,264.12-43,889.04

Finding the Fourth Proportional to 74,104.20, 102,264.12 and 43,889.04

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Solution

The fourth proportional to 74,104.20, 102,264.12 and 43,889.04 is: 60,567.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,104.20 : 102,264.12 = 43,889.04 : x
  2. Step 2: Convert to fraction form
    74,104.20/102,264.12 = 43,889.04/x
  3. Step 3: Cross multiply
    74,104.20x = 102,264.12 × 43,889.04
  4. Step 4: Simplify right side
    74,104.20x = 4,488,274,053.24
  5. Step 5: Solve for x
    x = 4,488,274,053.24/74,104.20
  6. Step 6: Final answer
    x = 60,567.07

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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.