Home / 146,719.55-219,930.44-83,408.89

Finding the Fourth Proportional to 146,719.55, 219,930.44 and 83,408.89

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Solution

The fourth proportional to 146,719.55, 219,930.44 and 83,408.89 is: 125,028.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,719.55 : 219,930.44 = 83,408.89 : x
  2. Step 2: Convert to fraction form
    146,719.55/219,930.44 = 83,408.89/x
  3. Step 3: Cross multiply
    146,719.55x = 219,930.44 × 83,408.89
  4. Step 4: Simplify right side
    146,719.55x = 18,344,153,792.29
  5. Step 5: Solve for x
    x = 18,344,153,792.29/146,719.55
  6. Step 6: Final answer
    x = 125,028.69

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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.