Home / 60,251.85-90,377.32-18,131.75

Finding the Fourth Proportional to 60,251.85, 90,377.32 and 18,131.75

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Solution

The fourth proportional to 60,251.85, 90,377.32 and 18,131.75 is: 27,197.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,251.85 : 90,377.32 = 18,131.75 : x
  2. Step 2: Convert to fraction form
    60,251.85/90,377.32 = 18,131.75/x
  3. Step 3: Cross multiply
    60,251.85x = 90,377.32 × 18,131.75
  4. Step 4: Simplify right side
    60,251.85x = 1,638,698,847.61
  5. Step 5: Solve for x
    x = 1,638,698,847.61/60,251.85
  6. Step 6: Final answer
    x = 27,197.49

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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.