Home / 207,723.06-286,657.92-112,229.73

Finding the Fourth Proportional to 207,723.06, 286,657.92 and 112,229.73

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Solution

The fourth proportional to 207,723.06, 286,657.92 and 112,229.73 is: 154,877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,723.06 : 286,657.92 = 112,229.73 : x
  2. Step 2: Convert to fraction form
    207,723.06/286,657.92 = 112,229.73/x
  3. Step 3: Cross multiply
    207,723.06x = 286,657.92 × 112,229.73
  4. Step 4: Simplify right side
    207,723.06x = 32,171,540,963.96
  5. Step 5: Solve for x
    x = 32,171,540,963.96/207,723.06
  6. Step 6: Final answer
    x = 154,877.08

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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.