Home / 53,758.56-74,189.33-29,885.61

Finding the Fourth Proportional to 53,758.56, 74,189.33 and 29,885.61

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Solution

The fourth proportional to 53,758.56, 74,189.33 and 29,885.61 is: 41,243.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,758.56 : 74,189.33 = 29,885.61 : x
  2. Step 2: Convert to fraction form
    53,758.56/74,189.33 = 29,885.61/x
  3. Step 3: Cross multiply
    53,758.56x = 74,189.33 × 29,885.61
  4. Step 4: Simplify right side
    53,758.56x = 2,217,193,382.54
  5. Step 5: Solve for x
    x = 2,217,193,382.54/53,758.56
  6. Step 6: Final answer
    x = 41,243.54

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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.