Home / 112,917.68-155,824.44-62,617.04

Finding the Fourth Proportional to 112,917.68, 155,824.44 and 62,617.04

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Solution

The fourth proportional to 112,917.68, 155,824.44 and 62,617.04 is: 86,410.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,917.68 : 155,824.44 = 62,617.04 : x
  2. Step 2: Convert to fraction form
    112,917.68/155,824.44 = 62,617.04/x
  3. Step 3: Cross multiply
    112,917.68x = 155,824.44 × 62,617.04
  4. Step 4: Simplify right side
    112,917.68x = 9,757,265,192.46
  5. Step 5: Solve for x
    x = 9,757,265,192.46/112,917.68
  6. Step 6: Final answer
    x = 86,410.43

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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.