Home / 106,584.12-159,580.80-53,883.45

Finding the Fourth Proportional to 106,584.12, 159,580.80 and 53,883.45

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Solution

The fourth proportional to 106,584.12, 159,580.80 and 53,883.45 is: 80,675.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,584.12 : 159,580.80 = 53,883.45 : x
  2. Step 2: Convert to fraction form
    106,584.12/159,580.80 = 53,883.45/x
  3. Step 3: Cross multiply
    106,584.12x = 159,580.80 × 53,883.45
  4. Step 4: Simplify right side
    106,584.12x = 8,598,764,057.76
  5. Step 5: Solve for x
    x = 8,598,764,057.76/106,584.12
  6. Step 6: Final answer
    x = 80,675.85

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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.