Home / 167,639.36-251,494.24-49,300.78

Finding the Fourth Proportional to 167,639.36, 251,494.24 and 49,300.78

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Solution

The fourth proportional to 167,639.36, 251,494.24 and 49,300.78 is: 73,961.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,639.36 : 251,494.24 = 49,300.78 : x
  2. Step 2: Convert to fraction form
    167,639.36/251,494.24 = 49,300.78/x
  3. Step 3: Cross multiply
    167,639.36x = 251,494.24 × 49,300.78
  4. Step 4: Simplify right side
    167,639.36x = 12,398,862,197.51
  5. Step 5: Solve for x
    x = 12,398,862,197.51/167,639.36
  6. Step 6: Final answer
    x = 73,961.52

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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.