Home / 40,250.85-60,356.64-12,165.48

Finding the Fourth Proportional to 40,250.85, 60,356.64 and 12,165.48

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Solution

The fourth proportional to 40,250.85, 60,356.64 and 12,165.48 is: 18,242.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,250.85 : 60,356.64 = 12,165.48 : x
  2. Step 2: Convert to fraction form
    40,250.85/60,356.64 = 12,165.48/x
  3. Step 3: Cross multiply
    40,250.85x = 60,356.64 × 12,165.48
  4. Step 4: Simplify right side
    40,250.85x = 734,267,496.79
  5. Step 5: Solve for x
    x = 734,267,496.79/40,250.85
  6. Step 6: Final answer
    x = 18,242.29

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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.