Home / 38,537.19-53,175.13-23,421.78

Finding the Fourth Proportional to 38,537.19, 53,175.13 and 23,421.78

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Solution

The fourth proportional to 38,537.19, 53,175.13 and 23,421.78 is: 32,318.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,537.19 : 53,175.13 = 23,421.78 : x
  2. Step 2: Convert to fraction form
    38,537.19/53,175.13 = 23,421.78/x
  3. Step 3: Cross multiply
    38,537.19x = 53,175.13 × 23,421.78
  4. Step 4: Simplify right side
    38,537.19x = 1,245,456,196.33
  5. Step 5: Solve for x
    x = 1,245,456,196.33/38,537.19
  6. Step 6: Final answer
    x = 32,318.29

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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.