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Finding the Fourth Proportional to 58,395.24, 87,621.48 and 36,202.74

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Solution

The fourth proportional to 58,395.24, 87,621.48 and 36,202.74 is: 54,321.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,395.24 : 87,621.48 = 36,202.74 : x
  2. Step 2: Convert to fraction form
    58,395.24/87,621.48 = 36,202.74/x
  3. Step 3: Cross multiply
    58,395.24x = 87,621.48 × 36,202.74
  4. Step 4: Simplify right side
    58,395.24x = 3,172,137,658.86
  5. Step 5: Solve for x
    x = 3,172,137,658.86/58,395.24
  6. Step 6: Final answer
    x = 54,321.85

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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.