Home / 73,743.57-101,766.23-40,209.57

Finding the Fourth Proportional to 73,743.57, 101,766.23 and 40,209.57

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Solution

The fourth proportional to 73,743.57, 101,766.23 and 40,209.57 is: 55,489.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,743.57 : 101,766.23 = 40,209.57 : x
  2. Step 2: Convert to fraction form
    73,743.57/101,766.23 = 40,209.57/x
  3. Step 3: Cross multiply
    73,743.57x = 101,766.23 × 40,209.57
  4. Step 4: Simplify right side
    73,743.57x = 4,091,976,147.77
  5. Step 5: Solve for x
    x = 4,091,976,147.77/73,743.57
  6. Step 6: Final answer
    x = 55,489.26

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1.5x scale

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.