Home / 67,051.24-100,577.13-20,304.52

Finding the Fourth Proportional to 67,051.24, 100,577.13 and 20,304.52

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Solution

The fourth proportional to 67,051.24, 100,577.13 and 20,304.52 is: 30,456.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,051.24 : 100,577.13 = 20,304.52 : x
  2. Step 2: Convert to fraction form
    67,051.24/100,577.13 = 20,304.52/x
  3. Step 3: Cross multiply
    67,051.24x = 100,577.13 × 20,304.52
  4. Step 4: Simplify right side
    67,051.24x = 2,042,170,347.63
  5. Step 5: Solve for x
    x = 2,042,170,347.63/67,051.24
  6. Step 6: Final answer
    x = 30,456.86

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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.