Home / 150,630.47-225,944.73-38,309.72

Finding the Fourth Proportional to 150,630.47, 225,944.73 and 38,309.72

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Solution

The fourth proportional to 150,630.47, 225,944.73 and 38,309.72 is: 57,464.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,630.47 : 225,944.73 = 38,309.72 : x
  2. Step 2: Convert to fraction form
    150,630.47/225,944.73 = 38,309.72/x
  3. Step 3: Cross multiply
    150,630.47x = 225,944.73 × 38,309.72
  4. Step 4: Simplify right side
    150,630.47x = 8,655,879,341.78
  5. Step 5: Solve for x
    x = 8,655,879,341.78/150,630.47
  6. Step 6: Final answer
    x = 57,464.33

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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.