Home / 99,150.68-148,742.43-49,232.41

Finding the Fourth Proportional to 99,150.68, 148,742.43 and 49,232.41

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Solution

The fourth proportional to 99,150.68, 148,742.43 and 49,232.41 is: 73,856.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,150.68 : 148,742.43 = 49,232.41 : x
  2. Step 2: Convert to fraction form
    99,150.68/148,742.43 = 49,232.41/x
  3. Step 3: Cross multiply
    99,150.68x = 148,742.43 × 49,232.41
  4. Step 4: Simplify right side
    99,150.68x = 7,322,947,741.68
  5. Step 5: Solve for x
    x = 7,322,947,741.68/99,150.68
  6. Step 6: Final answer
    x = 73,856.76

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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.