Home / 100,351.41-150,507.93-50,417.67

Finding the Fourth Proportional to 100,351.41, 150,507.93 and 50,417.67

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Solution

The fourth proportional to 100,351.41, 150,507.93 and 50,417.67 is: 75,616.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,351.41 : 150,507.93 = 50,417.67 : x
  2. Step 2: Convert to fraction form
    100,351.41/150,507.93 = 50,417.67/x
  3. Step 3: Cross multiply
    100,351.41x = 150,507.93 × 50,417.67
  4. Step 4: Simplify right side
    100,351.41x = 7,588,259,147.12
  5. Step 5: Solve for x
    x = 7,588,259,147.12/100,351.41
  6. Step 6: Final answer
    x = 75,616.87

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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.