Home / 99,273.18-148,928.24-40,150.34

Finding the Fourth Proportional to 99,273.18, 148,928.24 and 40,150.34

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Solution

The fourth proportional to 99,273.18, 148,928.24 and 40,150.34 is: 60,232.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,273.18 : 148,928.24 = 40,150.34 : x
  2. Step 2: Convert to fraction form
    99,273.18/148,928.24 = 40,150.34/x
  3. Step 3: Cross multiply
    99,273.18x = 148,928.24 × 40,150.34
  4. Step 4: Simplify right side
    99,273.18x = 5,979,519,471.60
  5. Step 5: Solve for x
    x = 5,979,519,471.60/99,273.18
  6. Step 6: Final answer
    x = 60,232.98

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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.