Home / 103,682.71-155,544.41-47,524.20

Finding the Fourth Proportional to 103,682.71, 155,544.41 and 47,524.20

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Solution

The fourth proportional to 103,682.71, 155,544.41 and 47,524.20 is: 71,295.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,682.71 : 155,544.41 = 47,524.20 : x
  2. Step 2: Convert to fraction form
    103,682.71/155,544.41 = 47,524.20/x
  3. Step 3: Cross multiply
    103,682.71x = 155,544.41 × 47,524.20
  4. Step 4: Simplify right side
    103,682.71x = 7,392,123,649.72
  5. Step 5: Solve for x
    x = 7,392,123,649.72/103,682.71
  6. Step 6: Final answer
    x = 71,295.63

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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.