Home / 53,753.63-74,176.49-29,879.42

Finding the Fourth Proportional to 53,753.63, 74,176.49 and 29,879.42

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Solution

The fourth proportional to 53,753.63, 74,176.49 and 29,879.42 is: 41,231.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,753.63 : 74,176.49 = 29,879.42 : x
  2. Step 2: Convert to fraction form
    53,753.63/74,176.49 = 29,879.42/x
  3. Step 3: Cross multiply
    53,753.63x = 74,176.49 × 29,879.42
  4. Step 4: Simplify right side
    53,753.63x = 2,216,350,202.65
  5. Step 5: Solve for x
    x = 2,216,350,202.65/53,753.63
  6. Step 6: Final answer
    x = 41,231.64

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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.