Home / 38,456.20-57,556.30-27,896.20

Finding the Fourth Proportional to 38,456.20, 57,556.30 and 27,896.20

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Solution

The fourth proportional to 38,456.20, 57,556.30 and 27,896.20 is: 41,751.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,456.20 : 57,556.30 = 27,896.20 : x
  2. Step 2: Convert to fraction form
    38,456.20/57,556.30 = 27,896.20/x
  3. Step 3: Cross multiply
    38,456.20x = 57,556.30 × 27,896.20
  4. Step 4: Simplify right side
    38,456.20x = 1,605,602,056.06
  5. Step 5: Solve for x
    x = 1,605,602,056.06/38,456.20
  6. Step 6: Final answer
    x = 41,751.45

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1.5x scale

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.