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Finding the Fourth Proportional to 29,006.61, 40,029.24 and 16,914.25

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Solution

The fourth proportional to 29,006.61, 40,029.24 and 16,914.25 is: 23,341.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,006.61 : 40,029.24 = 16,914.25 : x
  2. Step 2: Convert to fraction form
    29,006.61/40,029.24 = 16,914.25/x
  3. Step 3: Cross multiply
    29,006.61x = 40,029.24 × 16,914.25
  4. Step 4: Simplify right side
    29,006.61x = 677,064,572.67
  5. Step 5: Solve for x
    x = 677,064,572.67/29,006.61
  6. Step 6: Final answer
    x = 23,341.73

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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.