Home / 100,242.06-150,344.28-50,308.77

Finding the Fourth Proportional to 100,242.06, 150,344.28 and 50,308.77

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Solution

The fourth proportional to 100,242.06, 150,344.28 and 50,308.77 is: 75,453.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,242.06 : 150,344.28 = 50,308.77 : x
  2. Step 2: Convert to fraction form
    100,242.06/150,344.28 = 50,308.77/x
  3. Step 3: Cross multiply
    100,242.06x = 150,344.28 × 50,308.77
  4. Step 4: Simplify right side
    100,242.06x = 7,563,635,803.34
  5. Step 5: Solve for x
    x = 7,563,635,803.34/100,242.06
  6. Step 6: Final answer
    x = 75,453.71

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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.