Home / 132,677.78-183,274.43-106,007.31

Finding the Fourth Proportional to 132,677.78, 183,274.43 and 106,007.31

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Solution

The fourth proportional to 132,677.78, 183,274.43 and 106,007.31 is: 146,433.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,677.78 : 183,274.43 = 106,007.31 : x
  2. Step 2: Convert to fraction form
    132,677.78/183,274.43 = 106,007.31/x
  3. Step 3: Cross multiply
    132,677.78x = 183,274.43 × 106,007.31
  4. Step 4: Simplify right side
    132,677.78x = 19,428,428,786.05
  5. Step 5: Solve for x
    x = 19,428,428,786.05/132,677.78
  6. Step 6: Final answer
    x = 146,433.18

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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.