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Finding the Fourth Proportional to 194,903.06, 292,330.29 and 54,672.62

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Solution

The fourth proportional to 194,903.06, 292,330.29 and 54,672.62 is: 82,002.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,903.06 : 292,330.29 = 54,672.62 : x
  2. Step 2: Convert to fraction form
    194,903.06/292,330.29 = 54,672.62/x
  3. Step 3: Cross multiply
    194,903.06x = 292,330.29 × 54,672.62
  4. Step 4: Simplify right side
    194,903.06x = 15,982,462,859.66
  5. Step 5: Solve for x
    x = 15,982,462,859.66/194,903.06
  6. Step 6: Final answer
    x = 82,002.11

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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.