Home / 67,582.44-101,380.14-30,141

Finding the Fourth Proportional to 67,582.44, 101,380.14 and 30,141

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Solution

The fourth proportional to 67,582.44, 101,380.14 and 30,141 is: 45,214.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,582.44 : 101,380.14 = 30,141 : x
  2. Step 2: Convert to fraction form
    67,582.44/101,380.14 = 30,141/x
  3. Step 3: Cross multiply
    67,582.44x = 101,380.14 × 30,141
  4. Step 4: Simplify right side
    67,582.44x = 3,055,698,799.74
  5. Step 5: Solve for x
    x = 3,055,698,799.74/67,582.44
  6. Step 6: Final answer
    x = 45,214.39

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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.