Home / 40,198.38-60,300.45-10,615.92

Finding the Fourth Proportional to 40,198.38, 60,300.45 and 10,615.92

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Solution

The fourth proportional to 40,198.38, 60,300.45 and 10,615.92 is: 15,924.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,198.38 : 60,300.45 = 10,615.92 : x
  2. Step 2: Convert to fraction form
    40,198.38/60,300.45 = 10,615.92/x
  3. Step 3: Cross multiply
    40,198.38x = 60,300.45 × 10,615.92
  4. Step 4: Simplify right side
    40,198.38x = 640,144,753.16
  5. Step 5: Solve for x
    x = 640,144,753.16/40,198.38
  6. Step 6: Final answer
    x = 15,924.64

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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.