Home / 106,123.53-146,448.03-58,375.86

Finding the Fourth Proportional to 106,123.53, 146,448.03 and 58,375.86

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Solution

The fourth proportional to 106,123.53, 146,448.03 and 58,375.86 is: 80,557.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,123.53 : 146,448.03 = 58,375.86 : x
  2. Step 2: Convert to fraction form
    106,123.53/146,448.03 = 58,375.86/x
  3. Step 3: Cross multiply
    106,123.53x = 146,448.03 × 58,375.86
  4. Step 4: Simplify right side
    106,123.53x = 8,549,029,696.56
  5. Step 5: Solve for x
    x = 8,549,029,696.56/106,123.53
  6. Step 6: Final answer
    x = 80,557.34

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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.