Home / 211,864.68-292,456.56-126,965.34

Finding the Fourth Proportional to 211,864.68, 292,456.56 and 126,965.34

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Solution

The fourth proportional to 211,864.68, 292,456.56 and 126,965.34 is: 175,262.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,864.68 : 292,456.56 = 126,965.34 : x
  2. Step 2: Convert to fraction form
    211,864.68/292,456.56 = 126,965.34/x
  3. Step 3: Cross multiply
    211,864.68x = 292,456.56 × 126,965.34
  4. Step 4: Simplify right side
    211,864.68x = 37,131,846,575.63
  5. Step 5: Solve for x
    x = 37,131,846,575.63/211,864.68
  6. Step 6: Final answer
    x = 175,262.09

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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.