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Finding the Fourth Proportional to 58,891.80, 88,308.12 and 27,274.68

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Solution

The fourth proportional to 58,891.80, 88,308.12 and 27,274.68 is: 40,898.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,891.80 : 88,308.12 = 27,274.68 : x
  2. Step 2: Convert to fraction form
    58,891.80/88,308.12 = 27,274.68/x
  3. Step 3: Cross multiply
    58,891.80x = 88,308.12 × 27,274.68
  4. Step 4: Simplify right side
    58,891.80x = 2,408,575,714.40
  5. Step 5: Solve for x
    x = 2,408,575,714.40/58,891.80
  6. Step 6: Final answer
    x = 40,898.32

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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.