Home / 266,023.06-398,960.76-73,853.34

Finding the Fourth Proportional to 266,023.06, 398,960.76 and 73,853.34

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Solution

The fourth proportional to 266,023.06, 398,960.76 and 73,853.34 is: 110,759.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,023.06 : 398,960.76 = 73,853.34 : x
  2. Step 2: Convert to fraction form
    266,023.06/398,960.76 = 73,853.34/x
  3. Step 3: Cross multiply
    266,023.06x = 398,960.76 × 73,853.34
  4. Step 4: Simplify right side
    266,023.06x = 29,464,584,654.94
  5. Step 5: Solve for x
    x = 29,464,584,654.94/266,023.06
  6. Step 6: Final answer
    x = 110,759.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.