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Finding the Fourth Proportional to 133,479.08, 200,007.86 and 108,397.08

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Solution

The fourth proportional to 133,479.08, 200,007.86 and 108,397.08 is: 162,424.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,479.08 : 200,007.86 = 108,397.08 : x
  2. Step 2: Convert to fraction form
    133,479.08/200,007.86 = 108,397.08/x
  3. Step 3: Cross multiply
    133,479.08x = 200,007.86 × 108,397.08
  4. Step 4: Simplify right side
    133,479.08x = 21,680,268,001.05
  5. Step 5: Solve for x
    x = 21,680,268,001.05/133,479.08
  6. Step 6: Final answer
    x = 162,424.46

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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.