Home / 179,024.76-268,537.05-85,246.20

Finding the Fourth Proportional to 179,024.76, 268,537.05 and 85,246.20

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Solution

The fourth proportional to 179,024.76, 268,537.05 and 85,246.20 is: 127,869.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,024.76 : 268,537.05 = 85,246.20 : x
  2. Step 2: Convert to fraction form
    179,024.76/268,537.05 = 85,246.20/x
  3. Step 3: Cross multiply
    179,024.76x = 268,537.05 × 85,246.20
  4. Step 4: Simplify right side
    179,024.76x = 22,891,763,071.71
  5. Step 5: Solve for x
    x = 22,891,763,071.71/179,024.76
  6. Step 6: Final answer
    x = 127,869.26

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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.