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Finding the Fourth Proportional to 222,160.62, 333,247.30 and 87,219.10

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Solution

The fourth proportional to 222,160.62, 333,247.30 and 87,219.10 is: 130,831.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,160.62 : 333,247.30 = 87,219.10 : x
  2. Step 2: Convert to fraction form
    222,160.62/333,247.30 = 87,219.10/x
  3. Step 3: Cross multiply
    222,160.62x = 333,247.30 × 87,219.10
  4. Step 4: Simplify right side
    222,160.62x = 29,065,529,583.43
  5. Step 5: Solve for x
    x = 29,065,529,583.43/222,160.62
  6. Step 6: Final answer
    x = 130,831.15

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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.