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Finding the Fourth Proportional to 235,618.92, 325,167.78 and 133,648.44

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Solution

The fourth proportional to 235,618.92, 325,167.78 and 133,648.44 is: 184,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,618.92 : 325,167.78 = 133,648.44 : x
  2. Step 2: Convert to fraction form
    235,618.92/325,167.78 = 133,648.44/x
  3. Step 3: Cross multiply
    235,618.92x = 325,167.78 × 133,648.44
  4. Step 4: Simplify right side
    235,618.92x = 43,458,166,535.26
  5. Step 5: Solve for x
    x = 43,458,166,535.26/235,618.92
  6. Step 6: Final answer
    x = 184,442.60

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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.