Home / 211,844.73-292,223.70-126,912.59

Finding the Fourth Proportional to 211,844.73, 292,223.70 and 126,912.59

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Solution

The fourth proportional to 211,844.73, 292,223.70 and 126,912.59 is: 175,066.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,844.73 : 292,223.70 = 126,912.59 : x
  2. Step 2: Convert to fraction form
    211,844.73/292,223.70 = 126,912.59/x
  3. Step 3: Cross multiply
    211,844.73x = 292,223.70 × 126,912.59
  4. Step 4: Simplify right side
    211,844.73x = 37,086,866,626.38
  5. Step 5: Solve for x
    x = 37,086,866,626.38/211,844.73
  6. Step 6: Final answer
    x = 175,066.27

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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.