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Finding the Fourth Proportional to 35,877.66, 49,512.06 and 19,963.68

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Solution

The fourth proportional to 35,877.66, 49,512.06 and 19,963.68 is: 27,550.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,877.66 : 49,512.06 = 19,963.68 : x
  2. Step 2: Convert to fraction form
    35,877.66/49,512.06 = 19,963.68/x
  3. Step 3: Cross multiply
    35,877.66x = 49,512.06 × 19,963.68
  4. Step 4: Simplify right side
    35,877.66x = 988,442,921.98
  5. Step 5: Solve for x
    x = 988,442,921.98/35,877.66
  6. Step 6: Final answer
    x = 27,550.37

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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.