Home / 147,269.56-203,233.24-82,740.12

Finding the Fourth Proportional to 147,269.56, 203,233.24 and 82,740.12

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Solution

The fourth proportional to 147,269.56, 203,233.24 and 82,740.12 is: 114,182.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,269.56 : 203,233.24 = 82,740.12 : x
  2. Step 2: Convert to fraction form
    147,269.56/203,233.24 = 82,740.12/x
  3. Step 3: Cross multiply
    147,269.56x = 203,233.24 × 82,740.12
  4. Step 4: Simplify right side
    147,269.56x = 16,815,542,665.59
  5. Step 5: Solve for x
    x = 16,815,542,665.59/147,269.56
  6. Step 6: Final answer
    x = 114,182.07

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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.