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Finding the Fourth Proportional to 29,542.53, 40,769.03 and 16,113.69

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Solution

The fourth proportional to 29,542.53, 40,769.03 and 16,113.69 is: 22,237.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,542.53 : 40,769.03 = 16,113.69 : x
  2. Step 2: Convert to fraction form
    29,542.53/40,769.03 = 16,113.69/x
  3. Step 3: Cross multiply
    29,542.53x = 40,769.03 × 16,113.69
  4. Step 4: Simplify right side
    29,542.53x = 656,939,430.45
  5. Step 5: Solve for x
    x = 656,939,430.45/29,542.53
  6. Step 6: Final answer
    x = 22,237.07

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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.