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Finding the Fourth Proportional to 96,668.96, 145,056.30 and 37,506.97

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Solution

The fourth proportional to 96,668.96, 145,056.30 and 37,506.97 is: 56,280.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,668.96 : 145,056.30 = 37,506.97 : x
  2. Step 2: Convert to fraction form
    96,668.96/145,056.30 = 37,506.97/x
  3. Step 3: Cross multiply
    96,668.96x = 145,056.30 × 37,506.97
  4. Step 4: Simplify right side
    96,668.96x = 5,440,621,789.12
  5. Step 5: Solve for x
    x = 5,440,621,789.12/96,668.96
  6. Step 6: Final answer
    x = 56,280.96

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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.