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Finding the Fourth Proportional to 67,847.67, 93,629.67 and 37,637.55

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Solution

The fourth proportional to 67,847.67, 93,629.67 and 37,637.55 is: 51,939.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,847.67 : 93,629.67 = 37,637.55 : x
  2. Step 2: Convert to fraction form
    67,847.67/93,629.67 = 37,637.55/x
  3. Step 3: Cross multiply
    67,847.67x = 93,629.67 × 37,637.55
  4. Step 4: Simplify right side
    67,847.67x = 3,523,991,386.11
  5. Step 5: Solve for x
    x = 3,523,991,386.11/67,847.67
  6. Step 6: Final answer
    x = 51,939.76

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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.