Home / 219,469.20-329,313.15-124,772.10

Finding the Fourth Proportional to 219,469.20, 329,313.15 and 124,772.10

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Solution

The fourth proportional to 219,469.20, 329,313.15 and 124,772.10 is: 187,220.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,469.20 : 329,313.15 = 124,772.10 : x
  2. Step 2: Convert to fraction form
    219,469.20/329,313.15 = 124,772.10/x
  3. Step 3: Cross multiply
    219,469.20x = 329,313.15 × 124,772.10
  4. Step 4: Simplify right side
    219,469.20x = 41,089,093,283.12
  5. Step 5: Solve for x
    x = 41,089,093,283.12/219,469.20
  6. Step 6: Final answer
    x = 187,220.32

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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.