Home / 40,540.50-60,810.48-10,961.33

Finding the Fourth Proportional to 40,540.50, 60,810.48 and 10,961.33

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Solution

The fourth proportional to 40,540.50, 60,810.48 and 10,961.33 is: 16,441.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,540.50 : 60,810.48 = 10,961.33 : x
  2. Step 2: Convert to fraction form
    40,540.50/60,810.48 = 10,961.33/x
  3. Step 3: Cross multiply
    40,540.50x = 60,810.48 × 10,961.33
  4. Step 4: Simplify right side
    40,540.50x = 666,563,434.69
  5. Step 5: Solve for x
    x = 666,563,434.69/40,540.50
  6. Step 6: Final answer
    x = 16,441.91

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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.