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Finding the Fourth Proportional to 67,668.75, 93,382.88 and 37,860.75

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Solution

The fourth proportional to 67,668.75, 93,382.88 and 37,860.75 is: 52,247.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,668.75 : 93,382.88 = 37,860.75 : x
  2. Step 2: Convert to fraction form
    67,668.75/93,382.88 = 37,860.75/x
  3. Step 3: Cross multiply
    67,668.75x = 93,382.88 × 37,860.75
  4. Step 4: Simplify right side
    67,668.75x = 3,535,545,684.66
  5. Step 5: Solve for x
    x = 3,535,545,684.66/67,668.75
  6. Step 6: Final answer
    x = 52,247.84

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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.