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Finding the Fourth Proportional to 29,520.49, 40,737.10 and 16,091.47

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Solution

The fourth proportional to 29,520.49, 40,737.10 and 16,091.47 is: 22,205.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,520.49 : 40,737.10 = 16,091.47 : x
  2. Step 2: Convert to fraction form
    29,520.49/40,737.10 = 16,091.47/x
  3. Step 3: Cross multiply
    29,520.49x = 40,737.10 × 16,091.47
  4. Step 4: Simplify right side
    29,520.49x = 655,519,822.54
  5. Step 5: Solve for x
    x = 655,519,822.54/29,520.49
  6. Step 6: Final answer
    x = 22,205.59

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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.