Home / 48,879.64-67,453.50-27,658.72

Finding the Fourth Proportional to 48,879.64, 67,453.50 and 27,658.72

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Solution

The fourth proportional to 48,879.64, 67,453.50 and 27,658.72 is: 38,168.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,879.64 : 67,453.50 = 27,658.72 : x
  2. Step 2: Convert to fraction form
    48,879.64/67,453.50 = 27,658.72/x
  3. Step 3: Cross multiply
    48,879.64x = 67,453.50 × 27,658.72
  4. Step 4: Simplify right side
    48,879.64x = 1,865,677,469.52
  5. Step 5: Solve for x
    x = 1,865,677,469.52/48,879.64
  6. Step 6: Final answer
    x = 38,168.81

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1.5x scale

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.