Home / 106,309.32-146,706.18-58,561.56

Finding the Fourth Proportional to 106,309.32, 146,706.18 and 58,561.56

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Solution

The fourth proportional to 106,309.32, 146,706.18 and 58,561.56 is: 80,814.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,309.32 : 146,706.18 = 58,561.56 : x
  2. Step 2: Convert to fraction form
    106,309.32/146,706.18 = 58,561.56/x
  3. Step 3: Cross multiply
    106,309.32x = 146,706.18 × 58,561.56
  4. Step 4: Simplify right side
    106,309.32x = 8,591,342,762.44
  5. Step 5: Solve for x
    x = 8,591,342,762.44/106,309.32
  6. Step 6: Final answer
    x = 80,814.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.