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Finding the Fourth Proportional to 29,461.73, 40,656.77 and 16,213.73

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Solution

The fourth proportional to 29,461.73, 40,656.77 and 16,213.73 is: 22,374.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,461.73 : 40,656.77 = 16,213.73 : x
  2. Step 2: Convert to fraction form
    29,461.73/40,656.77 = 16,213.73/x
  3. Step 3: Cross multiply
    29,461.73x = 40,656.77 × 16,213.73
  4. Step 4: Simplify right side
    29,461.73x = 659,197,810.38
  5. Step 5: Solve for x
    x = 659,197,810.38/29,461.73
  6. Step 6: Final answer
    x = 22,374.71

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Double scale
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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.