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Finding the Fourth Proportional to 194,895.56, 292,343.34 and 73,338.95

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Solution

The fourth proportional to 194,895.56, 292,343.34 and 73,338.95 is: 110,008.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,895.56 : 292,343.34 = 73,338.95 : x
  2. Step 2: Convert to fraction form
    194,895.56/292,343.34 = 73,338.95/x
  3. Step 3: Cross multiply
    194,895.56x = 292,343.34 × 73,338.95
  4. Step 4: Simplify right side
    194,895.56x = 21,440,153,595.09
  5. Step 5: Solve for x
    x = 21,440,153,595.09/194,895.56
  6. Step 6: Final answer
    x = 110,008.43

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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.