Home / 100,017.20-150,040.72-36,832.48

Finding the Fourth Proportional to 100,017.20, 150,040.72 and 36,832.48

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Solution

The fourth proportional to 100,017.20, 150,040.72 and 36,832.48 is: 55,254.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,017.20 : 150,040.72 = 36,832.48 : x
  2. Step 2: Convert to fraction form
    100,017.20/150,040.72 = 36,832.48/x
  3. Step 3: Cross multiply
    100,017.20x = 150,040.72 × 36,832.48
  4. Step 4: Simplify right side
    100,017.20x = 5,526,371,489.52
  5. Step 5: Solve for x
    x = 5,526,371,489.52/100,017.20
  6. Step 6: Final answer
    x = 55,254.21

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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.