Home / 53,169.78-73,374.24-29,296.45

Finding the Fourth Proportional to 53,169.78, 73,374.24 and 29,296.45

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Solution

The fourth proportional to 53,169.78, 73,374.24 and 29,296.45 is: 40,429.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,169.78 : 73,374.24 = 29,296.45 : x
  2. Step 2: Convert to fraction form
    53,169.78/73,374.24 = 29,296.45/x
  3. Step 3: Cross multiply
    53,169.78x = 73,374.24 × 29,296.45
  4. Step 4: Simplify right side
    53,169.78x = 2,149,604,753.45
  5. Step 5: Solve for x
    x = 2,149,604,753.45/53,169.78
  6. Step 6: Final answer
    x = 40,429.07

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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.