Home / 106,550.16-146,956.14-68,313.36

Finding the Fourth Proportional to 106,550.16, 146,956.14 and 68,313.36

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Solution

The fourth proportional to 106,550.16, 146,956.14 and 68,313.36 is: 94,219.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,550.16 : 146,956.14 = 68,313.36 : x
  2. Step 2: Convert to fraction form
    106,550.16/146,956.14 = 68,313.36/x
  3. Step 3: Cross multiply
    106,550.16x = 146,956.14 × 68,313.36
  4. Step 4: Simplify right side
    106,550.16x = 10,039,067,696.03
  5. Step 5: Solve for x
    x = 10,039,067,696.03/106,550.16
  6. Step 6: Final answer
    x = 94,219.17

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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.