Home / 263,505.54-363,639.60-147,219.24

Finding the Fourth Proportional to 263,505.54, 363,639.60 and 147,219.24

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Solution

The fourth proportional to 263,505.54, 363,639.60 and 147,219.24 is: 203,163.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,505.54 : 363,639.60 = 147,219.24 : x
  2. Step 2: Convert to fraction form
    263,505.54/363,639.60 = 147,219.24/x
  3. Step 3: Cross multiply
    263,505.54x = 363,639.60 × 147,219.24
  4. Step 4: Simplify right side
    263,505.54x = 53,534,745,545.90
  5. Step 5: Solve for x
    x = 53,534,745,545.90/263,505.54
  6. Step 6: Final answer
    x = 203,163.64

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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.