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Finding the Fourth Proportional to 115,805.84, 173,682.61 and 58,822.03

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Solution

The fourth proportional to 115,805.84, 173,682.61 and 58,822.03 is: 88,219.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,805.84 : 173,682.61 = 58,822.03 : x
  2. Step 2: Convert to fraction form
    115,805.84/173,682.61 = 58,822.03/x
  3. Step 3: Cross multiply
    115,805.84x = 173,682.61 × 58,822.03
  4. Step 4: Simplify right side
    115,805.84x = 10,216,363,695.90
  5. Step 5: Solve for x
    x = 10,216,363,695.90/115,805.84
  6. Step 6: Final answer
    x = 88,219.76

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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.