Home / 146,524.20-219,203.10-127,019.40

Finding the Fourth Proportional to 146,524.20, 219,203.10 and 127,019.40

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Solution

The fourth proportional to 146,524.20, 219,203.10 and 127,019.40 is: 190,023.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,524.20 : 219,203.10 = 127,019.40 : x
  2. Step 2: Convert to fraction form
    146,524.20/219,203.10 = 127,019.40/x
  3. Step 3: Cross multiply
    146,524.20x = 219,203.10 × 127,019.40
  4. Step 4: Simplify right side
    146,524.20x = 27,843,046,240.14
  5. Step 5: Solve for x
    x = 27,843,046,240.14/146,524.20
  6. Step 6: Final answer
    x = 190,023.53

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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.