Home / 195,637.94-270,233.61-161,783.18

Finding the Fourth Proportional to 195,637.94, 270,233.61 and 161,783.18

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Solution

The fourth proportional to 195,637.94, 270,233.61 and 161,783.18 is: 223,470.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,637.94 : 270,233.61 = 161,783.18 : x
  2. Step 2: Convert to fraction form
    195,637.94/270,233.61 = 161,783.18/x
  3. Step 3: Cross multiply
    195,637.94x = 270,233.61 × 161,783.18
  4. Step 4: Simplify right side
    195,637.94x = 43,719,253,715.32
  5. Step 5: Solve for x
    x = 43,719,253,715.32/195,637.94
  6. Step 6: Final answer
    x = 223,470.22

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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.