Home / 186,812.73-257,807.26-106,251.85

Finding the Fourth Proportional to 186,812.73, 257,807.26 and 106,251.85

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Solution

The fourth proportional to 186,812.73, 257,807.26 and 106,251.85 is: 146,630.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,812.73 : 257,807.26 = 106,251.85 : x
  2. Step 2: Convert to fraction form
    186,812.73/257,807.26 = 106,251.85/x
  3. Step 3: Cross multiply
    186,812.73x = 257,807.26 × 106,251.85
  4. Step 4: Simplify right side
    186,812.73x = 27,392,498,318.43
  5. Step 5: Solve for x
    x = 27,392,498,318.43/186,812.73
  6. Step 6: Final answer
    x = 146,630.79

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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.