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Finding the Fourth Proportional to 66,116.63, 99,174.74 and 23,996.65

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Solution

The fourth proportional to 66,116.63, 99,174.74 and 23,996.65 is: 35,994.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,116.63 : 99,174.74 = 23,996.65 : x
  2. Step 2: Convert to fraction form
    66,116.63/99,174.74 = 23,996.65/x
  3. Step 3: Cross multiply
    66,116.63x = 99,174.74 × 23,996.65
  4. Step 4: Simplify right side
    66,116.63x = 2,379,861,528.61
  5. Step 5: Solve for x
    x = 2,379,861,528.61/66,116.63
  6. Step 6: Final answer
    x = 35,994.90

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Double scale
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Similar ratio
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1.5x scale

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.