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Finding the Fourth Proportional to 96,336.48, 132,947.52 and 53,902.56

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Solution

The fourth proportional to 96,336.48, 132,947.52 and 53,902.56 is: 74,387.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,336.48 : 132,947.52 = 53,902.56 : x
  2. Step 2: Convert to fraction form
    96,336.48/132,947.52 = 53,902.56/x
  3. Step 3: Cross multiply
    96,336.48x = 132,947.52 × 53,902.56
  4. Step 4: Simplify right side
    96,336.48x = 7,166,211,673.65
  5. Step 5: Solve for x
    x = 7,166,211,673.65/96,336.48
  6. Step 6: Final answer
    x = 74,387.31

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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.