Home / 106,340.16-159,268.44-82,456.32

Finding the Fourth Proportional to 106,340.16, 159,268.44 and 82,456.32

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Solution

The fourth proportional to 106,340.16, 159,268.44 and 82,456.32 is: 123,496.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,340.16 : 159,268.44 = 82,456.32 : x
  2. Step 2: Convert to fraction form
    106,340.16/159,268.44 = 82,456.32/x
  3. Step 3: Cross multiply
    106,340.16x = 159,268.44 × 82,456.32
  4. Step 4: Simplify right side
    106,340.16x = 13,132,689,454.54
  5. Step 5: Solve for x
    x = 13,132,689,454.54/106,340.16
  6. Step 6: Final answer
    x = 123,496.99

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1.5x scale

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.