Home / 106,812.10-160,232.55-36,712.90

Finding the Fourth Proportional to 106,812.10, 160,232.55 and 36,712.90

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Solution

The fourth proportional to 106,812.10, 160,232.55 and 36,712.90 is: 55,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,812.10 : 160,232.55 = 36,712.90 : x
  2. Step 2: Convert to fraction form
    106,812.10/160,232.55 = 36,712.90/x
  3. Step 3: Cross multiply
    106,812.10x = 160,232.55 × 36,712.90
  4. Step 4: Simplify right side
    106,812.10x = 5,882,601,584.90
  5. Step 5: Solve for x
    x = 5,882,601,584.90/106,812.10
  6. Step 6: Final answer
    x = 55,074.30

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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.