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Finding the Fourth Proportional to 104,025, 143,573.97 and 59,313

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Solution

The fourth proportional to 104,025, 143,573.97 and 59,313 is: 81,863.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,025 : 143,573.97 = 59,313 : x
  2. Step 2: Convert to fraction form
    104,025/143,573.97 = 59,313/x
  3. Step 3: Cross multiply
    104,025x = 143,573.97 × 59,313
  4. Step 4: Simplify right side
    104,025x = 8,515,802,882.61
  5. Step 5: Solve for x
    x = 8,515,802,882.61/104,025
  6. Step 6: Final answer
    x = 81,863.04

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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.