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Finding the Fourth Proportional to 40,650.71, 60,987.05 and 16,950.41

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Solution

The fourth proportional to 40,650.71, 60,987.05 and 16,950.41 is: 25,430.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,650.71 : 60,987.05 = 16,950.41 : x
  2. Step 2: Convert to fraction form
    40,650.71/60,987.05 = 16,950.41/x
  3. Step 3: Cross multiply
    40,650.71x = 60,987.05 × 16,950.41
  4. Step 4: Simplify right side
    40,650.71x = 1,033,755,112.50
  5. Step 5: Solve for x
    x = 1,033,755,112.50/40,650.71
  6. Step 6: Final answer
    x = 25,430.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.