Home / 220,934.69-304,890.24-125,441.38

Finding the Fourth Proportional to 220,934.69, 304,890.24 and 125,441.38

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Solution

The fourth proportional to 220,934.69, 304,890.24 and 125,441.38 is: 173,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,934.69 : 304,890.24 = 125,441.38 : x
  2. Step 2: Convert to fraction form
    220,934.69/304,890.24 = 125,441.38/x
  3. Step 3: Cross multiply
    220,934.69x = 304,890.24 × 125,441.38
  4. Step 4: Simplify right side
    220,934.69x = 38,245,851,826.92
  5. Step 5: Solve for x
    x = 38,245,851,826.92/220,934.69
  6. Step 6: Final answer
    x = 173,109.31

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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.