Home / 67,141.20-100,590.30-32,003.40

Finding the Fourth Proportional to 67,141.20, 100,590.30 and 32,003.40

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Solution

The fourth proportional to 67,141.20, 100,590.30 and 32,003.40 is: 47,947.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,141.20 : 100,590.30 = 32,003.40 : x
  2. Step 2: Convert to fraction form
    67,141.20/100,590.30 = 32,003.40/x
  3. Step 3: Cross multiply
    67,141.20x = 100,590.30 × 32,003.40
  4. Step 4: Simplify right side
    67,141.20x = 3,219,231,607.02
  5. Step 5: Solve for x
    x = 3,219,231,607.02/67,141.20
  6. Step 6: Final answer
    x = 47,947.19

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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.