Home / 81,523.94-112,451.27-58,896.18

Finding the Fourth Proportional to 81,523.94, 112,451.27 and 58,896.18

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Solution

The fourth proportional to 81,523.94, 112,451.27 and 58,896.18 is: 81,239.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,523.94 : 112,451.27 = 58,896.18 : x
  2. Step 2: Convert to fraction form
    81,523.94/112,451.27 = 58,896.18/x
  3. Step 3: Cross multiply
    81,523.94x = 112,451.27 × 58,896.18
  4. Step 4: Simplify right side
    81,523.94x = 6,622,949,944.67
  5. Step 5: Solve for x
    x = 6,622,949,944.67/81,523.94
  6. Step 6: Final answer
    x = 81,239.33

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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.