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Finding the Fourth Proportional to 162,767.70, 224,617.41 and 99,105.30

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Solution

The fourth proportional to 162,767.70, 224,617.41 and 99,105.30 is: 136,764.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,767.70 : 224,617.41 = 99,105.30 : x
  2. Step 2: Convert to fraction form
    162,767.70/224,617.41 = 99,105.30/x
  3. Step 3: Cross multiply
    162,767.70x = 224,617.41 × 99,105.30
  4. Step 4: Simplify right side
    162,767.70x = 22,260,775,803.27
  5. Step 5: Solve for x
    x = 22,260,775,803.27/162,767.70
  6. Step 6: Final answer
    x = 136,764.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.