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Finding the Fourth Proportional to 95,920.32, 132,371.70 and 53,474.16

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Solution

The fourth proportional to 95,920.32, 132,371.70 and 53,474.16 is: 73,795.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,920.32 : 132,371.70 = 53,474.16 : x
  2. Step 2: Convert to fraction form
    95,920.32/132,371.70 = 53,474.16/x
  3. Step 3: Cross multiply
    95,920.32x = 132,371.70 × 53,474.16
  4. Step 4: Simplify right side
    95,920.32x = 7,078,465,465.27
  5. Step 5: Solve for x
    x = 7,078,465,465.27/95,920.32
  6. Step 6: Final answer
    x = 73,795.27

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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.