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Finding the Fourth Proportional to 106,757.48, 160,144.54 and 62,388.84

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Solution

The fourth proportional to 106,757.48, 160,144.54 and 62,388.84 is: 93,588.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,757.48 : 160,144.54 = 62,388.84 : x
  2. Step 2: Convert to fraction form
    106,757.48/160,144.54 = 62,388.84/x
  3. Step 3: Cross multiply
    106,757.48x = 160,144.54 × 62,388.84
  4. Step 4: Simplify right side
    106,757.48x = 9,991,232,082.93
  5. Step 5: Solve for x
    x = 9,991,232,082.93/106,757.48
  6. Step 6: Final answer
    x = 93,588.12

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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.