Home / 100,048.90-150,073.60-40,884.56

Finding the Fourth Proportional to 100,048.90, 150,073.60 and 40,884.56

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Solution

The fourth proportional to 100,048.90, 150,073.60 and 40,884.56 is: 61,326.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,048.90 : 150,073.60 = 40,884.56 : x
  2. Step 2: Convert to fraction form
    100,048.90/150,073.60 = 40,884.56/x
  3. Step 3: Cross multiply
    100,048.90x = 150,073.60 × 40,884.56
  4. Step 4: Simplify right side
    100,048.90x = 6,135,693,103.62
  5. Step 5: Solve for x
    x = 6,135,693,103.62/100,048.90
  6. Step 6: Final answer
    x = 61,326.94

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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.