Home / 40,399.11-60,599.07-14,104.53

Finding the Fourth Proportional to 40,399.11, 60,599.07 and 14,104.53

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Solution

The fourth proportional to 40,399.11, 60,599.07 and 14,104.53 is: 21,156.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,399.11 : 60,599.07 = 14,104.53 : x
  2. Step 2: Convert to fraction form
    40,399.11/60,599.07 = 14,104.53/x
  3. Step 3: Cross multiply
    40,399.11x = 60,599.07 × 14,104.53
  4. Step 4: Simplify right side
    40,399.11x = 854,721,400.79
  5. Step 5: Solve for x
    x = 854,721,400.79/40,399.11
  6. Step 6: Final answer
    x = 21,156.94

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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.