Home / 67,988.32-101,834.60-32,854

Finding the Fourth Proportional to 67,988.32, 101,834.60 and 32,854

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Solution

The fourth proportional to 67,988.32, 101,834.60 and 32,854 is: 49,209.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,988.32 : 101,834.60 = 32,854 : x
  2. Step 2: Convert to fraction form
    67,988.32/101,834.60 = 32,854/x
  3. Step 3: Cross multiply
    67,988.32x = 101,834.60 × 32,854
  4. Step 4: Simplify right side
    67,988.32x = 3,345,673,948.40
  5. Step 5: Solve for x
    x = 3,345,673,948.40/67,988.32
  6. Step 6: Final answer
    x = 49,209.54

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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.