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Finding the Fourth Proportional to 69,661.67, 96,130.53 and 37,829.88

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Solution

The fourth proportional to 69,661.67, 96,130.53 and 37,829.88 is: 52,203.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,661.67 : 96,130.53 = 37,829.88 : x
  2. Step 2: Convert to fraction form
    69,661.67/96,130.53 = 37,829.88/x
  3. Step 3: Cross multiply
    69,661.67x = 96,130.53 × 37,829.88
  4. Step 4: Simplify right side
    69,661.67x = 3,636,606,414.24
  5. Step 5: Solve for x
    x = 3,636,606,414.24/69,661.67
  6. Step 6: Final answer
    x = 52,203.84

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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.