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Finding the Fourth Proportional to 49,443.66, 68,233.95 and 27,087.66

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Solution

The fourth proportional to 49,443.66, 68,233.95 and 27,087.66 is: 37,381.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,443.66 : 68,233.95 = 27,087.66 : x
  2. Step 2: Convert to fraction form
    49,443.66/68,233.95 = 27,087.66/x
  3. Step 3: Cross multiply
    49,443.66x = 68,233.95 × 27,087.66
  4. Step 4: Simplify right side
    49,443.66x = 1,848,298,038.06
  5. Step 5: Solve for x
    x = 1,848,298,038.06/49,443.66
  6. Step 6: Final answer
    x = 37,381.90

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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.