Home / 147,318.24-203,299.20-80,250.24

Finding the Fourth Proportional to 147,318.24, 203,299.20 and 80,250.24

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Solution

The fourth proportional to 147,318.24, 203,299.20 and 80,250.24 is: 110,745.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,318.24 : 203,299.20 = 80,250.24 : x
  2. Step 2: Convert to fraction form
    147,318.24/203,299.20 = 80,250.24/x
  3. Step 3: Cross multiply
    147,318.24x = 203,299.20 × 80,250.24
  4. Step 4: Simplify right side
    147,318.24x = 16,314,809,591.81
  5. Step 5: Solve for x
    x = 16,314,809,591.81/147,318.24
  6. Step 6: Final answer
    x = 110,745.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.