Home / 53,762.78-74,175.30-29,884.85

Finding the Fourth Proportional to 53,762.78, 74,175.30 and 29,884.85

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Solution

The fourth proportional to 53,762.78, 74,175.30 and 29,884.85 is: 41,231.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,762.78 : 74,175.30 = 29,884.85 : x
  2. Step 2: Convert to fraction form
    53,762.78/74,175.30 = 29,884.85/x
  3. Step 3: Cross multiply
    53,762.78x = 74,175.30 × 29,884.85
  4. Step 4: Simplify right side
    53,762.78x = 2,216,717,343.33
  5. Step 5: Solve for x
    x = 2,216,717,343.33/53,762.78
  6. Step 6: Final answer
    x = 41,231.45

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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.