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Finding the Fourth Proportional to 38,496.88, 53,110.78 and 22,575.52

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Solution

The fourth proportional to 38,496.88, 53,110.78 and 22,575.52 is: 31,145.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,496.88 : 53,110.78 = 22,575.52 : x
  2. Step 2: Convert to fraction form
    38,496.88/53,110.78 = 22,575.52/x
  3. Step 3: Cross multiply
    38,496.88x = 53,110.78 × 22,575.52
  4. Step 4: Simplify right side
    38,496.88x = 1,199,003,476.11
  5. Step 5: Solve for x
    x = 1,199,003,476.11/38,496.88
  6. Step 6: Final answer
    x = 31,145.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.