Home / 40,371.75-60,566.37-12,291.07

Finding the Fourth Proportional to 40,371.75, 60,566.37 and 12,291.07

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Solution

The fourth proportional to 40,371.75, 60,566.37 and 12,291.07 is: 18,439.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,371.75 : 60,566.37 = 12,291.07 : x
  2. Step 2: Convert to fraction form
    40,371.75/60,566.37 = 12,291.07/x
  3. Step 3: Cross multiply
    40,371.75x = 60,566.37 × 12,291.07
  4. Step 4: Simplify right side
    40,371.75x = 744,425,190.48
  5. Step 5: Solve for x
    x = 744,425,190.48/40,371.75
  6. Step 6: Final answer
    x = 18,439.26

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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.