Home / 217,088.20-325,632.30-154,102.60

Finding the Fourth Proportional to 217,088.20, 325,632.30 and 154,102.60

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Solution

The fourth proportional to 217,088.20, 325,632.30 and 154,102.60 is: 231,153.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,088.20 : 325,632.30 = 154,102.60 : x
  2. Step 2: Convert to fraction form
    217,088.20/325,632.30 = 154,102.60/x
  3. Step 3: Cross multiply
    217,088.20x = 325,632.30 × 154,102.60
  4. Step 4: Simplify right side
    217,088.20x = 50,180,784,073.98
  5. Step 5: Solve for x
    x = 50,180,784,073.98/217,088.20
  6. Step 6: Final answer
    x = 231,153.90

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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.