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Finding the Fourth Proportional to 58,781.58, 88,187.28 and 27,214.41

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Solution

The fourth proportional to 58,781.58, 88,187.28 and 27,214.41 is: 40,828.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,781.58 : 88,187.28 = 27,214.41 : x
  2. Step 2: Convert to fraction form
    58,781.58/88,187.28 = 27,214.41/x
  3. Step 3: Cross multiply
    58,781.58x = 88,187.28 × 27,214.41
  4. Step 4: Simplify right side
    58,781.58x = 2,399,964,794.70
  5. Step 5: Solve for x
    x = 2,399,964,794.70/58,781.58
  6. Step 6: Final answer
    x = 40,828.52

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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.