Home / 132,750.69-183,175.39-76,151.13

Finding the Fourth Proportional to 132,750.69, 183,175.39 and 76,151.13

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Solution

The fourth proportional to 132,750.69, 183,175.39 and 76,151.13 is: 105,076.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,750.69 : 183,175.39 = 76,151.13 : x
  2. Step 2: Convert to fraction form
    132,750.69/183,175.39 = 76,151.13/x
  3. Step 3: Cross multiply
    132,750.69x = 183,175.39 × 76,151.13
  4. Step 4: Simplify right side
    132,750.69x = 13,949,012,936.69
  5. Step 5: Solve for x
    x = 13,949,012,936.69/132,750.69
  6. Step 6: Final answer
    x = 105,076.76

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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.