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Finding the Fourth Proportional to 59,786.96, 89,695.17 and 17,666.82

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Solution

The fourth proportional to 59,786.96, 89,695.17 and 17,666.82 is: 26,504.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,786.96 : 89,695.17 = 17,666.82 : x
  2. Step 2: Convert to fraction form
    59,786.96/89,695.17 = 17,666.82/x
  3. Step 3: Cross multiply
    59,786.96x = 89,695.17 × 17,666.82
  4. Step 4: Simplify right side
    59,786.96x = 1,584,628,423.26
  5. Step 5: Solve for x
    x = 1,584,628,423.26/59,786.96
  6. Step 6: Final answer
    x = 26,504.58

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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.