Home / 193,986.97-267,690.63-107,943.10

Finding the Fourth Proportional to 193,986.97, 267,690.63 and 107,943.10

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Solution

The fourth proportional to 193,986.97, 267,690.63 and 107,943.10 is: 148,955.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,986.97 : 267,690.63 = 107,943.10 : x
  2. Step 2: Convert to fraction form
    193,986.97/267,690.63 = 107,943.10/x
  3. Step 3: Cross multiply
    193,986.97x = 267,690.63 × 107,943.10
  4. Step 4: Simplify right side
    193,986.97x = 28,895,356,443.15
  5. Step 5: Solve for x
    x = 28,895,356,443.15/193,986.97
  6. Step 6: Final answer
    x = 148,955.14

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1.5x scale

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.