Home / 219,618.20-329,330.10-101,228.60

Finding the Fourth Proportional to 219,618.20, 329,330.10 and 101,228.60

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Solution

The fourth proportional to 219,618.20, 329,330.10 and 101,228.60 is: 151,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,618.20 : 329,330.10 = 101,228.60 : x
  2. Step 2: Convert to fraction form
    219,618.20/329,330.10 = 101,228.60/x
  3. Step 3: Cross multiply
    219,618.20x = 329,330.10 × 101,228.60
  4. Step 4: Simplify right side
    219,618.20x = 33,337,624,960.86
  5. Step 5: Solve for x
    x = 33,337,624,960.86/219,618.20
  6. Step 6: Final answer
    x = 151,798.10

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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.