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Finding the Fourth Proportional to 95,607.57, 131,931.23 and 53,162.49

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Solution

The fourth proportional to 95,607.57, 131,931.23 and 53,162.49 is: 73,360.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,607.57 : 131,931.23 = 53,162.49 : x
  2. Step 2: Convert to fraction form
    95,607.57/131,931.23 = 53,162.49/x
  3. Step 3: Cross multiply
    95,607.57x = 131,931.23 × 53,162.49
  4. Step 4: Simplify right side
    95,607.57x = 7,013,792,429.75
  5. Step 5: Solve for x
    x = 7,013,792,429.75/95,607.57
  6. Step 6: Final answer
    x = 73,360.22

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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.