Home / 131,107.56-196,857.63-75,010.92

Finding the Fourth Proportional to 131,107.56, 196,857.63 and 75,010.92

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Solution

The fourth proportional to 131,107.56, 196,857.63 and 75,010.92 is: 112,628.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,107.56 : 196,857.63 = 75,010.92 : x
  2. Step 2: Convert to fraction form
    131,107.56/196,857.63 = 75,010.92/x
  3. Step 3: Cross multiply
    131,107.56x = 196,857.63 × 75,010.92
  4. Step 4: Simplify right side
    131,107.56x = 14,766,471,935.32
  5. Step 5: Solve for x
    x = 14,766,471,935.32/131,107.56
  6. Step 6: Final answer
    x = 112,628.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.