Home / 106,830.52-160,199.03-50,686.64

Finding the Fourth Proportional to 106,830.52, 160,199.03 and 50,686.64

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Solution

The fourth proportional to 106,830.52, 160,199.03 and 50,686.64 is: 76,007.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,830.52 : 160,199.03 = 50,686.64 : x
  2. Step 2: Convert to fraction form
    106,830.52/160,199.03 = 50,686.64/x
  3. Step 3: Cross multiply
    106,830.52x = 160,199.03 × 50,686.64
  4. Step 4: Simplify right side
    106,830.52x = 8,119,950,561.96
  5. Step 5: Solve for x
    x = 8,119,950,561.96/106,830.52
  6. Step 6: Final answer
    x = 76,007.78

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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.