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Finding the Fourth Proportional to 119,196.86, 178,585.11 and 62,912.97

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Solution

The fourth proportional to 119,196.86, 178,585.11 and 62,912.97 is: 94,258.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,196.86 : 178,585.11 = 62,912.97 : x
  2. Step 2: Convert to fraction form
    119,196.86/178,585.11 = 62,912.97/x
  3. Step 3: Cross multiply
    119,196.86x = 178,585.11 × 62,912.97
  4. Step 4: Simplify right side
    119,196.86x = 11,235,319,667.88
  5. Step 5: Solve for x
    x = 11,235,319,667.88/119,196.86
  6. Step 6: Final answer
    x = 94,258.52

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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.