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Finding the Fourth Proportional to 133,397.51, 200,096.58 and 54,511.74

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Solution

The fourth proportional to 133,397.51, 200,096.58 and 54,511.74 is: 81,767.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,397.51 : 200,096.58 = 54,511.74 : x
  2. Step 2: Convert to fraction form
    133,397.51/200,096.58 = 54,511.74/x
  3. Step 3: Cross multiply
    133,397.51x = 200,096.58 × 54,511.74
  4. Step 4: Simplify right side
    133,397.51x = 10,907,612,743.85
  5. Step 5: Solve for x
    x = 10,907,612,743.85/133,397.51
  6. Step 6: Final answer
    x = 81,767.74

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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.