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Finding the Fourth Proportional to 40,897.82, 56,437.49 and 22,994.49

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Solution

The fourth proportional to 40,897.82, 56,437.49 and 22,994.49 is: 31,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,897.82 : 56,437.49 = 22,994.49 : x
  2. Step 2: Convert to fraction form
    40,897.82/56,437.49 = 22,994.49/x
  3. Step 3: Cross multiply
    40,897.82x = 56,437.49 × 22,994.49
  4. Step 4: Simplify right side
    40,897.82x = 1,297,751,184.46
  5. Step 5: Solve for x
    x = 1,297,751,184.46/40,897.82
  6. Step 6: Final answer
    x = 31,731.55

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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.