Home / 150,923.70-226,385.55-90,890.55

Finding the Fourth Proportional to 150,923.70, 226,385.55 and 90,890.55

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Solution

The fourth proportional to 150,923.70, 226,385.55 and 90,890.55 is: 136,335.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,923.70 : 226,385.55 = 90,890.55 : x
  2. Step 2: Convert to fraction form
    150,923.70/226,385.55 = 90,890.55/x
  3. Step 3: Cross multiply
    150,923.70x = 226,385.55 × 90,890.55
  4. Step 4: Simplify right side
    150,923.70x = 20,576,307,151.55
  5. Step 5: Solve for x
    x = 20,576,307,151.55/150,923.70
  6. Step 6: Final answer
    x = 136,335.83

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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.