Home / 220,948.48-331,376.32-71,202.24

Finding the Fourth Proportional to 220,948.48, 331,376.32 and 71,202.24

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Solution

The fourth proportional to 220,948.48, 331,376.32 and 71,202.24 is: 106,788.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,948.48 : 331,376.32 = 71,202.24 : x
  2. Step 2: Convert to fraction form
    220,948.48/331,376.32 = 71,202.24/x
  3. Step 3: Cross multiply
    220,948.48x = 331,376.32 × 71,202.24
  4. Step 4: Simplify right side
    220,948.48x = 23,594,736,266.96
  5. Step 5: Solve for x
    x = 23,594,736,266.96/220,948.48
  6. Step 6: Final answer
    x = 106,788.41

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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.