Home / 146,700.44-220,050.65-80,104.23

Finding the Fourth Proportional to 146,700.44, 220,050.65 and 80,104.23

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Solution

The fourth proportional to 146,700.44, 220,050.65 and 80,104.23 is: 120,156.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,700.44 : 220,050.65 = 80,104.23 : x
  2. Step 2: Convert to fraction form
    146,700.44/220,050.65 = 80,104.23/x
  3. Step 3: Cross multiply
    146,700.44x = 220,050.65 × 80,104.23
  4. Step 4: Simplify right side
    146,700.44x = 17,626,987,478.73
  5. Step 5: Solve for x
    x = 17,626,987,478.73/146,700.44
  6. Step 6: Final answer
    x = 120,156.34

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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.