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Finding the Fourth Proportional to 35,854.66, 49,474.64 and 19,936.05

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Solution

The fourth proportional to 35,854.66, 49,474.64 and 19,936.05 is: 27,509.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,854.66 : 49,474.64 = 19,936.05 : x
  2. Step 2: Convert to fraction form
    35,854.66/49,474.64 = 19,936.05/x
  3. Step 3: Cross multiply
    35,854.66x = 49,474.64 × 19,936.05
  4. Step 4: Simplify right side
    35,854.66x = 986,328,673.41
  5. Step 5: Solve for x
    x = 986,328,673.41/35,854.66
  6. Step 6: Final answer
    x = 27,509.08

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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.