Home / 202,761.01-279,785.77-112,104.73

Finding the Fourth Proportional to 202,761.01, 279,785.77 and 112,104.73

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Solution

The fourth proportional to 202,761.01, 279,785.77 and 112,104.73 is: 154,691.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,761.01 : 279,785.77 = 112,104.73 : x
  2. Step 2: Convert to fraction form
    202,761.01/279,785.77 = 112,104.73/x
  3. Step 3: Cross multiply
    202,761.01x = 279,785.77 × 112,104.73
  4. Step 4: Simplify right side
    202,761.01x = 31,365,308,203.69
  5. Step 5: Solve for x
    x = 31,365,308,203.69/202,761.01
  6. Step 6: Final answer
    x = 154,691.02

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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.