Home / 106,122.23-146,445.57-58,375.55

Finding the Fourth Proportional to 106,122.23, 146,445.57 and 58,375.55

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Solution

The fourth proportional to 106,122.23, 146,445.57 and 58,375.55 is: 80,556.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,122.23 : 146,445.57 = 58,375.55 : x
  2. Step 2: Convert to fraction form
    106,122.23/146,445.57 = 58,375.55/x
  3. Step 3: Cross multiply
    106,122.23x = 146,445.57 × 58,375.55
  4. Step 4: Simplify right side
    106,122.23x = 8,548,840,693.81
  5. Step 5: Solve for x
    x = 8,548,840,693.81/106,122.23
  6. Step 6: Final answer
    x = 80,556.55

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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.