Home / 124,982.64-187,493.49-40,723.26

Finding the Fourth Proportional to 124,982.64, 187,493.49 and 40,723.26

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Solution

The fourth proportional to 124,982.64, 187,493.49 and 40,723.26 is: 61,091.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,982.64 : 187,493.49 = 40,723.26 : x
  2. Step 2: Convert to fraction form
    124,982.64/187,493.49 = 40,723.26/x
  3. Step 3: Cross multiply
    124,982.64x = 187,493.49 × 40,723.26
  4. Step 4: Simplify right side
    124,982.64x = 7,635,346,141.58
  5. Step 5: Solve for x
    x = 7,635,346,141.58/124,982.64
  6. Step 6: Final answer
    x = 61,091.25

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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.