Home / 53,147.93-73,344.35-29,274.55

Finding the Fourth Proportional to 53,147.93, 73,344.35 and 29,274.55

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Solution

The fourth proportional to 53,147.93, 73,344.35 and 29,274.55 is: 40,398.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,147.93 : 73,344.35 = 29,274.55 : x
  2. Step 2: Convert to fraction form
    53,147.93/73,344.35 = 29,274.55/x
  3. Step 3: Cross multiply
    53,147.93x = 73,344.35 × 29,274.55
  4. Step 4: Simplify right side
    53,147.93x = 2,147,122,917.04
  5. Step 5: Solve for x
    x = 2,147,122,917.04/53,147.93
  6. Step 6: Final answer
    x = 40,398.99

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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.