Home / 106,367.60-146,793.04-61,045.20

Finding the Fourth Proportional to 106,367.60, 146,793.04 and 61,045.20

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Solution

The fourth proportional to 106,367.60, 146,793.04 and 61,045.20 is: 84,245.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,367.60 : 146,793.04 = 61,045.20 : x
  2. Step 2: Convert to fraction form
    106,367.60/146,793.04 = 61,045.20/x
  3. Step 3: Cross multiply
    106,367.60x = 146,793.04 × 61,045.20
  4. Step 4: Simplify right side
    106,367.60x = 8,961,010,485.41
  5. Step 5: Solve for x
    x = 8,961,010,485.41/106,367.60
  6. Step 6: Final answer
    x = 84,245.68

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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.