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Finding the Fourth Proportional to 67,516.65, 101,338.58 and 34,260.58

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Solution

The fourth proportional to 67,516.65, 101,338.58 and 34,260.58 is: 51,423.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,516.65 : 101,338.58 = 34,260.58 : x
  2. Step 2: Convert to fraction form
    67,516.65/101,338.58 = 34,260.58/x
  3. Step 3: Cross multiply
    67,516.65x = 101,338.58 × 34,260.58
  4. Step 4: Simplify right side
    67,516.65x = 3,471,918,102.53
  5. Step 5: Solve for x
    x = 3,471,918,102.53/67,516.65
  6. Step 6: Final answer
    x = 51,423.14

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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.