Home / 106,983.21-160,476.63-40,454.85

Finding the Fourth Proportional to 106,983.21, 160,476.63 and 40,454.85

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Solution

The fourth proportional to 106,983.21, 160,476.63 and 40,454.85 is: 60,682.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,983.21 : 160,476.63 = 40,454.85 : x
  2. Step 2: Convert to fraction form
    106,983.21/160,476.63 = 40,454.85/x
  3. Step 3: Cross multiply
    106,983.21x = 160,476.63 × 40,454.85
  4. Step 4: Simplify right side
    106,983.21x = 6,492,057,995.16
  5. Step 5: Solve for x
    x = 6,492,057,995.16/106,983.21
  6. Step 6: Final answer
    x = 60,682.96

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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.