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Finding the Fourth Proportional to 95,735.79, 132,120 and 53,294.31

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Solution

The fourth proportional to 95,735.79, 132,120 and 53,294.31 is: 73,548.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,735.79 : 132,120 = 53,294.31 : x
  2. Step 2: Convert to fraction form
    95,735.79/132,120 = 53,294.31/x
  3. Step 3: Cross multiply
    95,735.79x = 132,120 × 53,294.31
  4. Step 4: Simplify right side
    95,735.79x = 7,041,244,237.20
  5. Step 5: Solve for x
    x = 7,041,244,237.20/95,735.79
  6. Step 6: Final answer
    x = 73,548.71

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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.