Home / 146,514.20-219,795.60-57,770.60

Finding the Fourth Proportional to 146,514.20, 219,795.60 and 57,770.60

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Solution

The fourth proportional to 146,514.20, 219,795.60 and 57,770.60 is: 86,665.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,514.20 : 219,795.60 = 57,770.60 : x
  2. Step 2: Convert to fraction form
    146,514.20/219,795.60 = 57,770.60/x
  3. Step 3: Cross multiply
    146,514.20x = 219,795.60 × 57,770.60
  4. Step 4: Simplify right side
    146,514.20x = 12,697,723,689.36
  5. Step 5: Solve for x
    x = 12,697,723,689.36/146,514.20
  6. Step 6: Final answer
    x = 86,665.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.