Home / 186,640.84-257,553.25-106,057.18

Finding the Fourth Proportional to 186,640.84, 257,553.25 and 106,057.18

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Solution

The fourth proportional to 186,640.84, 257,553.25 and 106,057.18 is: 146,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,640.84 : 257,553.25 = 106,057.18 : x
  2. Step 2: Convert to fraction form
    186,640.84/257,553.25 = 106,057.18/x
  3. Step 3: Cross multiply
    186,640.84x = 257,553.25 × 106,057.18
  4. Step 4: Simplify right side
    186,640.84x = 27,315,371,394.84
  5. Step 5: Solve for x
    x = 27,315,371,394.84/186,640.84
  6. Step 6: Final answer
    x = 146,352.60

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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.