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Finding the Fourth Proportional to 69,274.16, 103,950.04 and 27,724.40

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Solution

The fourth proportional to 69,274.16, 103,950.04 and 27,724.40 is: 41,602.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,274.16 : 103,950.04 = 27,724.40 : x
  2. Step 2: Convert to fraction form
    69,274.16/103,950.04 = 27,724.40/x
  3. Step 3: Cross multiply
    69,274.16x = 103,950.04 × 27,724.40
  4. Step 4: Simplify right side
    69,274.16x = 2,881,952,488.98
  5. Step 5: Solve for x
    x = 2,881,952,488.98/69,274.16
  6. Step 6: Final answer
    x = 41,602.13

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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.