Home / 106,821.17-160,231.55-40,276.23

Finding the Fourth Proportional to 106,821.17, 160,231.55 and 40,276.23

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Solution

The fourth proportional to 106,821.17, 160,231.55 and 40,276.23 is: 60,414.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,821.17 : 160,231.55 = 40,276.23 : x
  2. Step 2: Convert to fraction form
    106,821.17/160,231.55 = 40,276.23/x
  3. Step 3: Cross multiply
    106,821.17x = 160,231.55 × 40,276.23
  4. Step 4: Simplify right side
    106,821.17x = 6,453,522,761.06
  5. Step 5: Solve for x
    x = 6,453,522,761.06/106,821.17
  6. Step 6: Final answer
    x = 60,414.27

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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.