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Finding the Fourth Proportional to 67,899.88, 93,700.43 and 37,683.45

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Solution

The fourth proportional to 67,899.88, 93,700.43 and 37,683.45 is: 52,002.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,899.88 : 93,700.43 = 37,683.45 : x
  2. Step 2: Convert to fraction form
    67,899.88/93,700.43 = 37,683.45/x
  3. Step 3: Cross multiply
    67,899.88x = 93,700.43 × 37,683.45
  4. Step 4: Simplify right side
    67,899.88x = 3,530,954,811.96
  5. Step 5: Solve for x
    x = 3,530,954,811.96/67,899.88
  6. Step 6: Final answer
    x = 52,002.37

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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.