Home / 100,345.41-150,526.33-50,399.82

Finding the Fourth Proportional to 100,345.41, 150,526.33 and 50,399.82

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Solution

The fourth proportional to 100,345.41, 150,526.33 and 50,399.82 is: 75,603.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,345.41 : 150,526.33 = 50,399.82 : x
  2. Step 2: Convert to fraction form
    100,345.41/150,526.33 = 50,399.82/x
  3. Step 3: Cross multiply
    100,345.41x = 150,526.33 × 50,399.82
  4. Step 4: Simplify right side
    100,345.41x = 7,586,499,811.26
  5. Step 5: Solve for x
    x = 7,586,499,811.26/100,345.41
  6. Step 6: Final answer
    x = 75,603.85

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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.