Home / 217,150.20-325,628.10-98,760.60

Finding the Fourth Proportional to 217,150.20, 325,628.10 and 98,760.60

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Solution

The fourth proportional to 217,150.20, 325,628.10 and 98,760.60 is: 148,096.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,150.20 : 325,628.10 = 98,760.60 : x
  2. Step 2: Convert to fraction form
    217,150.20/325,628.10 = 98,760.60/x
  3. Step 3: Cross multiply
    217,150.20x = 325,628.10 × 98,760.60
  4. Step 4: Simplify right side
    217,150.20x = 32,159,226,532.86
  5. Step 5: Solve for x
    x = 32,159,226,532.86/217,150.20
  6. Step 6: Final answer
    x = 148,096.69

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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.