Home / 150,164.57-225,246.85-69,103.41

Finding the Fourth Proportional to 150,164.57, 225,246.85 and 69,103.41

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Solution

The fourth proportional to 150,164.57, 225,246.85 and 69,103.41 is: 103,655.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,164.57 : 225,246.85 = 69,103.41 : x
  2. Step 2: Convert to fraction form
    150,164.57/225,246.85 = 69,103.41/x
  3. Step 3: Cross multiply
    150,164.57x = 225,246.85 × 69,103.41
  4. Step 4: Simplify right side
    150,164.57x = 15,565,325,426.76
  5. Step 5: Solve for x
    x = 15,565,325,426.76/150,164.57
  6. Step 6: Final answer
    x = 103,655.12

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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.