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Finding the Fourth Proportional to 194,994.25, 292,491.24 and 73,437.71

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Solution

The fourth proportional to 194,994.25, 292,491.24 and 73,437.71 is: 110,156.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,994.25 : 292,491.24 = 73,437.71 : x
  2. Step 2: Convert to fraction form
    194,994.25/292,491.24 = 73,437.71/x
  3. Step 3: Cross multiply
    194,994.25x = 292,491.24 × 73,437.71
  4. Step 4: Simplify right side
    194,994.25x = 21,479,886,860.66
  5. Step 5: Solve for x
    x = 21,479,886,860.66/194,994.25
  6. Step 6: Final answer
    x = 110,156.51

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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.