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Finding the Fourth Proportional to 53,642.93, 74,036.03 and 29,777.29

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Solution

The fourth proportional to 53,642.93, 74,036.03 and 29,777.29 is: 41,097.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,642.93 : 74,036.03 = 29,777.29 : x
  2. Step 2: Convert to fraction form
    53,642.93/74,036.03 = 29,777.29/x
  3. Step 3: Cross multiply
    53,642.93x = 74,036.03 × 29,777.29
  4. Step 4: Simplify right side
    53,642.93x = 2,204,592,001.78
  5. Step 5: Solve for x
    x = 2,204,592,001.78/53,642.93
  6. Step 6: Final answer
    x = 41,097.54

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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.