Home / 146,825.20-202,630.44-83,178.64

Finding the Fourth Proportional to 146,825.20, 202,630.44 and 83,178.64

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Solution

The fourth proportional to 146,825.20, 202,630.44 and 83,178.64 is: 114,793.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,825.20 : 202,630.44 = 83,178.64 : x
  2. Step 2: Convert to fraction form
    146,825.20/202,630.44 = 83,178.64/x
  3. Step 3: Cross multiply
    146,825.20x = 202,630.44 × 83,178.64
  4. Step 4: Simplify right side
    146,825.20x = 16,854,524,421.80
  5. Step 5: Solve for x
    x = 16,854,524,421.80/146,825.20
  6. Step 6: Final answer
    x = 114,793.13

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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.