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Finding the Fourth Proportional to 106,568.70, 147,064.01 and 58,822.04

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Solution

The fourth proportional to 106,568.70, 147,064.01 and 58,822.04 is: 81,173.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,568.70 : 147,064.01 = 58,822.04 : x
  2. Step 2: Convert to fraction form
    106,568.70/147,064.01 = 58,822.04/x
  3. Step 3: Cross multiply
    106,568.70x = 147,064.01 × 58,822.04
  4. Step 4: Simplify right side
    106,568.70x = 8,650,604,049.35
  5. Step 5: Solve for x
    x = 8,650,604,049.35/106,568.70
  6. Step 6: Final answer
    x = 81,173.97

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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.