Home / 132,664.48-183,067.68-75,304.96

Finding the Fourth Proportional to 132,664.48, 183,067.68 and 75,304.96

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Solution

The fourth proportional to 132,664.48, 183,067.68 and 75,304.96 is: 103,915.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,664.48 : 183,067.68 = 75,304.96 : x
  2. Step 2: Convert to fraction form
    132,664.48/183,067.68 = 75,304.96/x
  3. Step 3: Cross multiply
    132,664.48x = 183,067.68 × 75,304.96
  4. Step 4: Simplify right side
    132,664.48x = 13,785,904,319.69
  5. Step 5: Solve for x
    x = 13,785,904,319.69/132,664.48
  6. Step 6: Final answer
    x = 103,915.56

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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.