Home / 178,742.17-268,104.75-60,418.18

Finding the Fourth Proportional to 178,742.17, 268,104.75 and 60,418.18

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Solution

The fourth proportional to 178,742.17, 268,104.75 and 60,418.18 is: 90,624.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,742.17 : 268,104.75 = 60,418.18 : x
  2. Step 2: Convert to fraction form
    178,742.17/268,104.75 = 60,418.18/x
  3. Step 3: Cross multiply
    178,742.17x = 268,104.75 × 60,418.18
  4. Step 4: Simplify right side
    178,742.17x = 16,198,401,044.36
  5. Step 5: Solve for x
    x = 16,198,401,044.36/178,742.17
  6. Step 6: Final answer
    x = 90,624.40

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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.