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Finding the Fourth Proportional to 103,806, 143,252.44 and 59,094

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Solution

The fourth proportional to 103,806, 143,252.44 and 59,094 is: 81,549.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,806 : 143,252.44 = 59,094 : x
  2. Step 2: Convert to fraction form
    103,806/143,252.44 = 59,094/x
  3. Step 3: Cross multiply
    103,806x = 143,252.44 × 59,094
  4. Step 4: Simplify right side
    103,806x = 8,465,359,689.36
  5. Step 5: Solve for x
    x = 8,465,359,689.36/103,806
  6. Step 6: Final answer
    x = 81,549.81

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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.