Home / 73,634.20-101,614.44-40,100.20

Finding the Fourth Proportional to 73,634.20, 101,614.44 and 40,100.20

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Solution

The fourth proportional to 73,634.20, 101,614.44 and 40,100.20 is: 55,337.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,634.20 : 101,614.44 = 40,100.20 : x
  2. Step 2: Convert to fraction form
    73,634.20/101,614.44 = 40,100.20/x
  3. Step 3: Cross multiply
    73,634.20x = 101,614.44 × 40,100.20
  4. Step 4: Simplify right side
    73,634.20x = 4,074,759,366.89
  5. Step 5: Solve for x
    x = 4,074,759,366.89/73,634.20
  6. Step 6: Final answer
    x = 55,337.86

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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.