Home / 148,616.70-205,086.51-106,246.14

Finding the Fourth Proportional to 148,616.70, 205,086.51 and 106,246.14

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Solution

The fourth proportional to 148,616.70, 205,086.51 and 106,246.14 is: 146,616.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,616.70 : 205,086.51 = 106,246.14 : x
  2. Step 2: Convert to fraction form
    148,616.70/205,086.51 = 106,246.14/x
  3. Step 3: Cross multiply
    148,616.70x = 205,086.51 × 106,246.14
  4. Step 4: Simplify right side
    148,616.70x = 21,789,650,053.57
  5. Step 5: Solve for x
    x = 21,789,650,053.57/148,616.70
  6. Step 6: Final answer
    x = 146,616.43

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1.5x scale

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.