Home / 106,122.55-146,448.30-58,374.85

Finding the Fourth Proportional to 106,122.55, 146,448.30 and 58,374.85

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Solution

The fourth proportional to 106,122.55, 146,448.30 and 58,374.85 is: 80,556.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,122.55 : 146,448.30 = 58,374.85 : x
  2. Step 2: Convert to fraction form
    106,122.55/146,448.30 = 58,374.85/x
  3. Step 3: Cross multiply
    106,122.55x = 146,448.30 × 58,374.85
  4. Step 4: Simplify right side
    106,122.55x = 8,548,897,545.26
  5. Step 5: Solve for x
    x = 8,548,897,545.26/106,122.55
  6. Step 6: Final answer
    x = 80,556.84

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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.