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Finding the Fourth Proportional to 29,494.70, 40,703.73 and 16,066.22

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Solution

The fourth proportional to 29,494.70, 40,703.73 and 16,066.22 is: 22,171.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,494.70 : 40,703.73 = 16,066.22 : x
  2. Step 2: Convert to fraction form
    29,494.70/40,703.73 = 16,066.22/x
  3. Step 3: Cross multiply
    29,494.70x = 40,703.73 × 16,066.22
  4. Step 4: Simplify right side
    29,494.70x = 653,955,081.00
  5. Step 5: Solve for x
    x = 653,955,081.00/29,494.70
  6. Step 6: Final answer
    x = 22,171.95

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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.