Home / 106,260.46-159,206.61-74,610.32

Finding the Fourth Proportional to 106,260.46, 159,206.61 and 74,610.32

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Solution

The fourth proportional to 106,260.46, 159,206.61 and 74,610.32 is: 111,786.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,260.46 : 159,206.61 = 74,610.32 : x
  2. Step 2: Convert to fraction form
    106,260.46/159,206.61 = 74,610.32/x
  3. Step 3: Cross multiply
    106,260.46x = 159,206.61 × 74,610.32
  4. Step 4: Simplify right side
    106,260.46x = 11,878,455,601.97
  5. Step 5: Solve for x
    x = 11,878,455,601.97/106,260.46
  6. Step 6: Final answer
    x = 111,786.23

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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.