Home / 268,927.89-403,263.17-156,640.14

Finding the Fourth Proportional to 268,927.89, 403,263.17 and 156,640.14

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Solution

The fourth proportional to 268,927.89, 403,263.17 and 156,640.14 is: 234,885.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,927.89 : 403,263.17 = 156,640.14 : x
  2. Step 2: Convert to fraction form
    268,927.89/403,263.17 = 156,640.14/x
  3. Step 3: Cross multiply
    268,927.89x = 403,263.17 × 156,640.14
  4. Step 4: Simplify right side
    268,927.89x = 63,167,198,622.44
  5. Step 5: Solve for x
    x = 63,167,198,622.44/268,927.89
  6. Step 6: Final answer
    x = 234,885.26

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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.