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Finding the Fourth Proportional to 58,679.37, 87,868.80 and 32,354.91

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Solution

The fourth proportional to 58,679.37, 87,868.80 and 32,354.91 is: 48,449.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,679.37 : 87,868.80 = 32,354.91 : x
  2. Step 2: Convert to fraction form
    58,679.37/87,868.80 = 32,354.91/x
  3. Step 3: Cross multiply
    58,679.37x = 87,868.80 × 32,354.91
  4. Step 4: Simplify right side
    58,679.37x = 2,842,987,115.81
  5. Step 5: Solve for x
    x = 2,842,987,115.81/58,679.37
  6. Step 6: Final answer
    x = 48,449.52

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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.