Home / 148,491.38-204,719.87-117,965.76

Finding the Fourth Proportional to 148,491.38, 204,719.87 and 117,965.76

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Solution

The fourth proportional to 148,491.38, 204,719.87 and 117,965.76 is: 162,635.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,491.38 : 204,719.87 = 117,965.76 : x
  2. Step 2: Convert to fraction form
    148,491.38/204,719.87 = 117,965.76/x
  3. Step 3: Cross multiply
    148,491.38x = 204,719.87 × 117,965.76
  4. Step 4: Simplify right side
    148,491.38x = 24,149,935,051.65
  5. Step 5: Solve for x
    x = 24,149,935,051.65/148,491.38
  6. Step 6: Final answer
    x = 162,635.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.