Home / 146,206.98-219,133.76-71,214.75

Finding the Fourth Proportional to 146,206.98, 219,133.76 and 71,214.75

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Solution

The fourth proportional to 146,206.98, 219,133.76 and 71,214.75 is: 106,736.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,206.98 : 219,133.76 = 71,214.75 : x
  2. Step 2: Convert to fraction form
    146,206.98/219,133.76 = 71,214.75/x
  3. Step 3: Cross multiply
    146,206.98x = 219,133.76 × 71,214.75
  4. Step 4: Simplify right side
    146,206.98x = 15,605,555,578.89
  5. Step 5: Solve for x
    x = 15,605,555,578.89/146,206.98
  6. Step 6: Final answer
    x = 106,736.05

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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.