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Finding the Fourth Proportional to 94,491.50, 130,398.28 and 52,049.94

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Solution

The fourth proportional to 94,491.50, 130,398.28 and 52,049.94 is: 71,828.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,491.50 : 130,398.28 = 52,049.94 : x
  2. Step 2: Convert to fraction form
    94,491.50/130,398.28 = 52,049.94/x
  3. Step 3: Cross multiply
    94,491.50x = 130,398.28 × 52,049.94
  4. Step 4: Simplify right side
    94,491.50x = 6,787,222,650.10
  5. Step 5: Solve for x
    x = 6,787,222,650.10/94,491.50
  6. Step 6: Final answer
    x = 71,828.92

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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.