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Finding the Fourth Proportional to 95,162.67, 131,319.32 and 52,718.67

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Solution

The fourth proportional to 95,162.67, 131,319.32 and 52,718.67 is: 72,748.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,162.67 : 131,319.32 = 52,718.67 : x
  2. Step 2: Convert to fraction form
    95,162.67/131,319.32 = 52,718.67/x
  3. Step 3: Cross multiply
    95,162.67x = 131,319.32 × 52,718.67
  4. Step 4: Simplify right side
    95,162.67x = 6,922,979,632.11
  5. Step 5: Solve for x
    x = 6,922,979,632.11/95,162.67
  6. Step 6: Final answer
    x = 72,748.90

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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.