Home / 55,844.77-83,777.53-18,407.47

Finding the Fourth Proportional to 55,844.77, 83,777.53 and 18,407.47

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Solution

The fourth proportional to 55,844.77, 83,777.53 and 18,407.47 is: 27,614.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,844.77 : 83,777.53 = 18,407.47 : x
  2. Step 2: Convert to fraction form
    55,844.77/83,777.53 = 18,407.47/x
  3. Step 3: Cross multiply
    55,844.77x = 83,777.53 × 18,407.47
  4. Step 4: Simplify right side
    55,844.77x = 1,542,132,370.15
  5. Step 5: Solve for x
    x = 1,542,132,370.15/55,844.77
  6. Step 6: Final answer
    x = 27,614.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.