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Finding the Fourth Proportional to 48,394.61, 66,782.83 and 27,174.77

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Solution

The fourth proportional to 48,394.61, 66,782.83 and 27,174.77 is: 37,500.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,394.61 : 66,782.83 = 27,174.77 : x
  2. Step 2: Convert to fraction form
    48,394.61/66,782.83 = 27,174.77/x
  3. Step 3: Cross multiply
    48,394.61x = 66,782.83 × 27,174.77
  4. Step 4: Simplify right side
    48,394.61x = 1,814,808,045.20
  5. Step 5: Solve for x
    x = 1,814,808,045.20/48,394.61
  6. Step 6: Final answer
    x = 37,500.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.