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Finding the Fourth Proportional to 169,168.30, 232,919.54 and 143,624.14

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Solution

The fourth proportional to 169,168.30, 232,919.54 and 143,624.14 is: 197,749.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,168.30 : 232,919.54 = 143,624.14 : x
  2. Step 2: Convert to fraction form
    169,168.30/232,919.54 = 143,624.14/x
  3. Step 3: Cross multiply
    169,168.30x = 232,919.54 × 143,624.14
  4. Step 4: Simplify right side
    169,168.30x = 33,452,868,621.70
  5. Step 5: Solve for x
    x = 33,452,868,621.70/169,168.30
  6. Step 6: Final answer
    x = 197,749.04

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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.