Home / 207,020.70-310,309.58-107,080.27

Finding the Fourth Proportional to 207,020.70, 310,309.58 and 107,080.27

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Solution

The fourth proportional to 207,020.70, 310,309.58 and 107,080.27 is: 160,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,020.70 : 310,309.58 = 107,080.27 : x
  2. Step 2: Convert to fraction form
    207,020.70/310,309.58 = 107,080.27/x
  3. Step 3: Cross multiply
    207,020.70x = 310,309.58 × 107,080.27
  4. Step 4: Simplify right side
    207,020.70x = 33,228,033,074.59
  5. Step 5: Solve for x
    x = 33,228,033,074.59/207,020.70
  6. Step 6: Final answer
    x = 160,505.85

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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.