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Finding the Fourth Proportional to 67,758.99, 101,654.64 and 23,386.13

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Solution

The fourth proportional to 67,758.99, 101,654.64 and 23,386.13 is: 35,084.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,758.99 : 101,654.64 = 23,386.13 : x
  2. Step 2: Convert to fraction form
    67,758.99/101,654.64 = 23,386.13/x
  3. Step 3: Cross multiply
    67,758.99x = 101,654.64 × 23,386.13
  4. Step 4: Simplify right side
    67,758.99x = 2,377,308,117.87
  5. Step 5: Solve for x
    x = 2,377,308,117.87/67,758.99
  6. Step 6: Final answer
    x = 35,084.76

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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.