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Finding the Fourth Proportional to 96,117.98, 132,644.79 and 53,676.54

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Solution

The fourth proportional to 96,117.98, 132,644.79 and 53,676.54 is: 74,074.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,117.98 : 132,644.79 = 53,676.54 : x
  2. Step 2: Convert to fraction form
    96,117.98/132,644.79 = 53,676.54/x
  3. Step 3: Cross multiply
    96,117.98x = 132,644.79 × 53,676.54
  4. Step 4: Simplify right side
    96,117.98x = 7,119,913,376.23
  5. Step 5: Solve for x
    x = 7,119,913,376.23/96,117.98
  6. Step 6: Final answer
    x = 74,074.73

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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.