Home / 237,215.69-327,357.45-129,786.15

Finding the Fourth Proportional to 237,215.69, 327,357.45 and 129,786.15

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Solution

The fourth proportional to 237,215.69, 327,357.45 and 129,786.15 is: 179,104.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,215.69 : 327,357.45 = 129,786.15 : x
  2. Step 2: Convert to fraction form
    237,215.69/327,357.45 = 129,786.15/x
  3. Step 3: Cross multiply
    237,215.69x = 327,357.45 × 129,786.15
  4. Step 4: Simplify right side
    237,215.69x = 42,486,462,495.52
  5. Step 5: Solve for x
    x = 42,486,462,495.52/237,215.69
  6. Step 6: Final answer
    x = 179,104.77

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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.