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Finding the Fourth Proportional to 62,659.68, 93,995.03 and 17,681.42

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Solution

The fourth proportional to 62,659.68, 93,995.03 and 17,681.42 is: 26,523.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,659.68 : 93,995.03 = 17,681.42 : x
  2. Step 2: Convert to fraction form
    62,659.68/93,995.03 = 17,681.42/x
  3. Step 3: Cross multiply
    62,659.68x = 93,995.03 × 17,681.42
  4. Step 4: Simplify right side
    62,659.68x = 1,661,965,882.53
  5. Step 5: Solve for x
    x = 1,661,965,882.53/62,659.68
  6. Step 6: Final answer
    x = 26,523.69

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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.