Home / 162,291.77-243,418.82-43,972.04

Finding the Fourth Proportional to 162,291.77, 243,418.82 and 43,972.04

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Solution

The fourth proportional to 162,291.77, 243,418.82 and 43,972.04 is: 65,952.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,291.77 : 243,418.82 = 43,972.04 : x
  2. Step 2: Convert to fraction form
    162,291.77/243,418.82 = 43,972.04/x
  3. Step 3: Cross multiply
    162,291.77x = 243,418.82 × 43,972.04
  4. Step 4: Simplify right side
    162,291.77x = 10,703,620,652.84
  5. Step 5: Solve for x
    x = 10,703,620,652.84/162,291.77
  6. Step 6: Final answer
    x = 65,952.95

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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.