Home / 150,858.72-226,353.60-57,391.20

Finding the Fourth Proportional to 150,858.72, 226,353.60 and 57,391.20

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Solution

The fourth proportional to 150,858.72, 226,353.60 and 57,391.20 is: 86,111.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,858.72 : 226,353.60 = 57,391.20 : x
  2. Step 2: Convert to fraction form
    150,858.72/226,353.60 = 57,391.20/x
  3. Step 3: Cross multiply
    150,858.72x = 226,353.60 × 57,391.20
  4. Step 4: Simplify right side
    150,858.72x = 12,990,704,728.32
  5. Step 5: Solve for x
    x = 12,990,704,728.32/150,858.72
  6. Step 6: Final answer
    x = 86,111.73

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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.