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Finding the Fourth Proportional to 160,959.50, 241,441.53 and 48,640.65

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Solution

The fourth proportional to 160,959.50, 241,441.53 and 48,640.65 is: 72,961.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,959.50 : 241,441.53 = 48,640.65 : x
  2. Step 2: Convert to fraction form
    160,959.50/241,441.53 = 48,640.65/x
  3. Step 3: Cross multiply
    160,959.50x = 241,441.53 × 48,640.65
  4. Step 4: Simplify right side
    160,959.50x = 11,743,872,956.19
  5. Step 5: Solve for x
    x = 11,743,872,956.19/160,959.50
  6. Step 6: Final answer
    x = 72,961.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.