Home / 146,012.45-201,540.27-85,596.17

Finding the Fourth Proportional to 146,012.45, 201,540.27 and 85,596.17

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Solution

The fourth proportional to 146,012.45, 201,540.27 and 85,596.17 is: 118,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,012.45 : 201,540.27 = 85,596.17 : x
  2. Step 2: Convert to fraction form
    146,012.45/201,540.27 = 85,596.17/x
  3. Step 3: Cross multiply
    146,012.45x = 201,540.27 × 85,596.17
  4. Step 4: Simplify right side
    146,012.45x = 17,251,073,777.08
  5. Step 5: Solve for x
    x = 17,251,073,777.08/146,012.45
  6. Step 6: Final answer
    x = 118,147.97

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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.