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Finding the Fourth Proportional to 76,480.47, 114,736.91 and 23,893.92

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Solution

The fourth proportional to 76,480.47, 114,736.91 and 23,893.92 is: 35,845.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,480.47 : 114,736.91 = 23,893.92 : x
  2. Step 2: Convert to fraction form
    76,480.47/114,736.91 = 23,893.92/x
  3. Step 3: Cross multiply
    76,480.47x = 114,736.91 × 23,893.92
  4. Step 4: Simplify right side
    76,480.47x = 2,741,514,429.12
  5. Step 5: Solve for x
    x = 2,741,514,429.12/76,480.47
  6. Step 6: Final answer
    x = 35,845.94

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1.5x scale

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.