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Finding the Fourth Proportional to 55,604.80, 83,407.36 and 27,896.32

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Solution

The fourth proportional to 55,604.80, 83,407.36 and 27,896.32 is: 41,844.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,604.80 : 83,407.36 = 27,896.32 : x
  2. Step 2: Convert to fraction form
    55,604.80/83,407.36 = 27,896.32/x
  3. Step 3: Cross multiply
    55,604.80x = 83,407.36 × 27,896.32
  4. Step 4: Simplify right side
    55,604.80x = 2,326,758,404.92
  5. Step 5: Solve for x
    x = 2,326,758,404.92/55,604.80
  6. Step 6: Final answer
    x = 41,844.56

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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.