Home / 72,381.11-108,527.85-32,392.65

Finding the Fourth Proportional to 72,381.11, 108,527.85 and 32,392.65

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Solution

The fourth proportional to 72,381.11, 108,527.85 and 32,392.65 is: 48,569.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,381.11 : 108,527.85 = 32,392.65 : x
  2. Step 2: Convert to fraction form
    72,381.11/108,527.85 = 32,392.65/x
  3. Step 3: Cross multiply
    72,381.11x = 108,527.85 × 32,392.65
  4. Step 4: Simplify right side
    72,381.11x = 3,515,504,777.01
  5. Step 5: Solve for x
    x = 3,515,504,777.01/72,381.11
  6. Step 6: Final answer
    x = 48,569.37

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1.5x scale

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.