Home / 106,211.43-146,558.85-63,192.18

Finding the Fourth Proportional to 106,211.43, 146,558.85 and 63,192.18

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Solution

The fourth proportional to 106,211.43, 146,558.85 and 63,192.18 is: 87,197.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,211.43 : 146,558.85 = 63,192.18 : x
  2. Step 2: Convert to fraction form
    106,211.43/146,558.85 = 63,192.18/x
  3. Step 3: Cross multiply
    106,211.43x = 146,558.85 × 63,192.18
  4. Step 4: Simplify right side
    106,211.43x = 9,261,373,229.79
  5. Step 5: Solve for x
    x = 9,261,373,229.79/106,211.43
  6. Step 6: Final answer
    x = 87,197.52

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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.