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Finding the Fourth Proportional to 67,829.58, 93,609.62 and 37,617.80

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Solution

The fourth proportional to 67,829.58, 93,609.62 and 37,617.80 is: 51,915.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,829.58 : 93,609.62 = 37,617.80 : x
  2. Step 2: Convert to fraction form
    67,829.58/93,609.62 = 37,617.80/x
  3. Step 3: Cross multiply
    67,829.58x = 93,609.62 × 37,617.80
  4. Step 4: Simplify right side
    67,829.58x = 3,521,387,963.24
  5. Step 5: Solve for x
    x = 3,521,387,963.24/67,829.58
  6. Step 6: Final answer
    x = 51,915.23

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1.5x scale

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.