Home / 149,283.33-206,028-88,854.17

Finding the Fourth Proportional to 149,283.33, 206,028 and 88,854.17

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Solution

The fourth proportional to 149,283.33, 206,028 and 88,854.17 is: 122,628.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,283.33 : 206,028 = 88,854.17 : x
  2. Step 2: Convert to fraction form
    149,283.33/206,028 = 88,854.17/x
  3. Step 3: Cross multiply
    149,283.33x = 206,028 × 88,854.17
  4. Step 4: Simplify right side
    149,283.33x = 18,306,446,936.76
  5. Step 5: Solve for x
    x = 18,306,446,936.76/149,283.33
  6. Step 6: Final answer
    x = 122,628.88

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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.