Home / 40,197.88-60,299.70-10,615.42

Finding the Fourth Proportional to 40,197.88, 60,299.70 and 10,615.42

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Solution

The fourth proportional to 40,197.88, 60,299.70 and 10,615.42 is: 15,923.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,197.88 : 60,299.70 = 10,615.42 : x
  2. Step 2: Convert to fraction form
    40,197.88/60,299.70 = 10,615.42/x
  3. Step 3: Cross multiply
    40,197.88x = 60,299.70 × 10,615.42
  4. Step 4: Simplify right side
    40,197.88x = 640,106,641.37
  5. Step 5: Solve for x
    x = 640,106,641.37/40,197.88
  6. Step 6: Final answer
    x = 15,923.89

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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.