Home / 40,074.75-60,112.94-10,495.17

Finding the Fourth Proportional to 40,074.75, 60,112.94 and 10,495.17

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Solution

The fourth proportional to 40,074.75, 60,112.94 and 10,495.17 is: 15,742.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,074.75 : 60,112.94 = 10,495.17 : x
  2. Step 2: Convert to fraction form
    40,074.75/60,112.94 = 10,495.17/x
  3. Step 3: Cross multiply
    40,074.75x = 60,112.94 × 10,495.17
  4. Step 4: Simplify right side
    40,074.75x = 630,895,472.02
  5. Step 5: Solve for x
    x = 630,895,472.02/40,074.75
  6. Step 6: Final answer
    x = 15,742.97

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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.