Home / 226,417.60-339,626.40-68,638.24

Finding the Fourth Proportional to 226,417.60, 339,626.40 and 68,638.24

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Solution

The fourth proportional to 226,417.60, 339,626.40 and 68,638.24 is: 102,957.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,417.60 : 339,626.40 = 68,638.24 : x
  2. Step 2: Convert to fraction form
    226,417.60/339,626.40 = 68,638.24/x
  3. Step 3: Cross multiply
    226,417.60x = 339,626.40 × 68,638.24
  4. Step 4: Simplify right side
    226,417.60x = 23,311,358,353.54
  5. Step 5: Solve for x
    x = 23,311,358,353.54/226,417.60
  6. Step 6: Final answer
    x = 102,957.36

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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.