Home / 206,316.56-308,077.78-163,718.24

Finding the Fourth Proportional to 206,316.56, 308,077.78 and 163,718.24

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Solution

The fourth proportional to 206,316.56, 308,077.78 and 163,718.24 is: 244,468.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,316.56 : 308,077.78 = 163,718.24 : x
  2. Step 2: Convert to fraction form
    206,316.56/308,077.78 = 163,718.24/x
  3. Step 3: Cross multiply
    206,316.56x = 308,077.78 × 163,718.24
  4. Step 4: Simplify right side
    206,316.56x = 50,437,951,924.71
  5. Step 5: Solve for x
    x = 50,437,951,924.71/206,316.56
  6. Step 6: Final answer
    x = 244,468.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.