Home / 67,161.08-92,684.55-36,947.68

Finding the Fourth Proportional to 67,161.08, 92,684.55 and 36,947.68

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Solution

The fourth proportional to 67,161.08, 92,684.55 and 36,947.68 is: 50,989.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,161.08 : 92,684.55 = 36,947.68 : x
  2. Step 2: Convert to fraction form
    67,161.08/92,684.55 = 36,947.68/x
  3. Step 3: Cross multiply
    67,161.08x = 92,684.55 × 36,947.68
  4. Step 4: Simplify right side
    67,161.08x = 3,424,479,001.19
  5. Step 5: Solve for x
    x = 3,424,479,001.19/67,161.08
  6. Step 6: Final answer
    x = 50,989.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.