Home / 106,567.20-159,850.76-31,687.04

Finding the Fourth Proportional to 106,567.20, 159,850.76 and 31,687.04

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Solution

The fourth proportional to 106,567.20, 159,850.76 and 31,687.04 is: 47,530.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,567.20 : 159,850.76 = 31,687.04 : x
  2. Step 2: Convert to fraction form
    106,567.20/159,850.76 = 31,687.04/x
  3. Step 3: Cross multiply
    106,567.20x = 159,850.76 × 31,687.04
  4. Step 4: Simplify right side
    106,567.20x = 5,065,197,426.15
  5. Step 5: Solve for x
    x = 5,065,197,426.15/106,567.20
  6. Step 6: Final answer
    x = 47,530.55

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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.