Home / 63,432.04-95,191.74-21,879

Finding the Fourth Proportional to 63,432.04, 95,191.74 and 21,879

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Solution

The fourth proportional to 63,432.04, 95,191.74 and 21,879 is: 32,833.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,432.04 : 95,191.74 = 21,879 : x
  2. Step 2: Convert to fraction form
    63,432.04/95,191.74 = 21,879/x
  3. Step 3: Cross multiply
    63,432.04x = 95,191.74 × 21,879
  4. Step 4: Simplify right side
    63,432.04x = 2,082,700,079.46
  5. Step 5: Solve for x
    x = 2,082,700,079.46/63,432.04
  6. Step 6: Final answer
    x = 32,833.57

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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.