Home / 38,537.06-53,180.03-21,541.34

Finding the Fourth Proportional to 38,537.06, 53,180.03 and 21,541.34

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Solution

The fourth proportional to 38,537.06, 53,180.03 and 21,541.34 is: 29,726.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,537.06 : 53,180.03 = 21,541.34 : x
  2. Step 2: Convert to fraction form
    38,537.06/53,180.03 = 21,541.34/x
  3. Step 3: Cross multiply
    38,537.06x = 53,180.03 × 21,541.34
  4. Step 4: Simplify right side
    38,537.06x = 1,145,568,733.83
  5. Step 5: Solve for x
    x = 1,145,568,733.83/38,537.06
  6. Step 6: Final answer
    x = 29,726.42

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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.