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Finding the Fourth Proportional to 95,590.72, 131,912.48 and 53,148.48

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Solution

The fourth proportional to 95,590.72, 131,912.48 and 53,148.48 is: 73,343.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,590.72 : 131,912.48 = 53,148.48 : x
  2. Step 2: Convert to fraction form
    95,590.72/131,912.48 = 53,148.48/x
  3. Step 3: Cross multiply
    95,590.72x = 131,912.48 × 53,148.48
  4. Step 4: Simplify right side
    95,590.72x = 7,010,947,805.03
  5. Step 5: Solve for x
    x = 7,010,947,805.03/95,590.72
  6. Step 6: Final answer
    x = 73,343.39

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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.