Home / 93,961.11-129,668.14-51,519.65

Finding the Fourth Proportional to 93,961.11, 129,668.14 and 51,519.65

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Solution

The fourth proportional to 93,961.11, 129,668.14 and 51,519.65 is: 71,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,961.11 : 129,668.14 = 51,519.65 : x
  2. Step 2: Convert to fraction form
    93,961.11/129,668.14 = 51,519.65/x
  3. Step 3: Cross multiply
    93,961.11x = 129,668.14 × 51,519.65
  4. Step 4: Simplify right side
    93,961.11x = 6,680,456,605.01
  5. Step 5: Solve for x
    x = 6,680,456,605.01/93,961.11
  6. Step 6: Final answer
    x = 71,098.10

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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.