Home / 107,260.70-160,891.05-82,426.10

Finding the Fourth Proportional to 107,260.70, 160,891.05 and 82,426.10

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Solution

The fourth proportional to 107,260.70, 160,891.05 and 82,426.10 is: 123,639.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,260.70 : 160,891.05 = 82,426.10 : x
  2. Step 2: Convert to fraction form
    107,260.70/160,891.05 = 82,426.10/x
  3. Step 3: Cross multiply
    107,260.70x = 160,891.05 × 82,426.10
  4. Step 4: Simplify right side
    107,260.70x = 13,261,621,776.41
  5. Step 5: Solve for x
    x = 13,261,621,776.41/107,260.70
  6. Step 6: Final answer
    x = 123,639.15

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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.