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Finding the Fourth Proportional to 146,301.54, 201,896.38 and 79,233.54

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Solution

The fourth proportional to 146,301.54, 201,896.38 and 79,233.54 is: 109,342.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,301.54 : 201,896.38 = 79,233.54 : x
  2. Step 2: Convert to fraction form
    146,301.54/201,896.38 = 79,233.54/x
  3. Step 3: Cross multiply
    146,301.54x = 201,896.38 × 79,233.54
  4. Step 4: Simplify right side
    146,301.54x = 15,996,964,900.59
  5. Step 5: Solve for x
    x = 15,996,964,900.59/146,301.54
  6. Step 6: Final answer
    x = 109,342.42

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1.5x scale

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.