Home / 150,939.60-226,555.20-91,890.60

Finding the Fourth Proportional to 150,939.60, 226,555.20 and 91,890.60

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Solution

The fourth proportional to 150,939.60, 226,555.20 and 91,890.60 is: 137,924.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,939.60 : 226,555.20 = 91,890.60 : x
  2. Step 2: Convert to fraction form
    150,939.60/226,555.20 = 91,890.60/x
  3. Step 3: Cross multiply
    150,939.60x = 226,555.20 × 91,890.60
  4. Step 4: Simplify right side
    150,939.60x = 20,818,293,261.12
  5. Step 5: Solve for x
    x = 20,818,293,261.12/150,939.60
  6. Step 6: Final answer
    x = 137,924.66

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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.