Home / 53,719.88-80,629.02-27,443.07

Finding the Fourth Proportional to 53,719.88, 80,629.02 and 27,443.07

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Solution

The fourth proportional to 53,719.88, 80,629.02 and 27,443.07 is: 41,189.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,719.88 : 80,629.02 = 27,443.07 : x
  2. Step 2: Convert to fraction form
    53,719.88/80,629.02 = 27,443.07/x
  3. Step 3: Cross multiply
    53,719.88x = 80,629.02 × 27,443.07
  4. Step 4: Simplify right side
    53,719.88x = 2,212,707,839.89
  5. Step 5: Solve for x
    x = 2,212,707,839.89/53,719.88
  6. Step 6: Final answer
    x = 41,189.74

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1.5x scale

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.