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Finding the Fourth Proportional to 66,472.83, 99,680.04 and 24,890.67

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Solution

The fourth proportional to 66,472.83, 99,680.04 and 24,890.67 is: 37,325.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,472.83 : 99,680.04 = 24,890.67 : x
  2. Step 2: Convert to fraction form
    66,472.83/99,680.04 = 24,890.67/x
  3. Step 3: Cross multiply
    66,472.83x = 99,680.04 × 24,890.67
  4. Step 4: Simplify right side
    66,472.83x = 2,481,102,981.23
  5. Step 5: Solve for x
    x = 2,481,102,981.23/66,472.83
  6. Step 6: Final answer
    x = 37,325.07

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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.