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Finding the Fourth Proportional to 194,358.58, 268,123.15 and 113,736.22

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Solution

The fourth proportional to 194,358.58, 268,123.15 and 113,736.22 is: 156,902.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,358.58 : 268,123.15 = 113,736.22 : x
  2. Step 2: Convert to fraction form
    194,358.58/268,123.15 = 113,736.22/x
  3. Step 3: Cross multiply
    194,358.58x = 268,123.15 × 113,736.22
  4. Step 4: Simplify right side
    194,358.58x = 30,495,313,575.49
  5. Step 5: Solve for x
    x = 30,495,313,575.49/194,358.58
  6. Step 6: Final answer
    x = 156,902.33

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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.