Home / 40,403.73-60,587.99-13,742.49

Finding the Fourth Proportional to 40,403.73, 60,587.99 and 13,742.49

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Solution

The fourth proportional to 40,403.73, 60,587.99 and 13,742.49 is: 20,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,403.73 : 60,587.99 = 13,742.49 : x
  2. Step 2: Convert to fraction form
    40,403.73/60,587.99 = 13,742.49/x
  3. Step 3: Cross multiply
    40,403.73x = 60,587.99 × 13,742.49
  4. Step 4: Simplify right side
    40,403.73x = 832,629,846.70
  5. Step 5: Solve for x
    x = 832,629,846.70/40,403.73
  6. Step 6: Final answer
    x = 20,607.75

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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.