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Finding the Fourth Proportional to 29,676.70, 40,963.08 and 24,427.90

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Solution

The fourth proportional to 29,676.70, 40,963.08 and 24,427.90 is: 33,718.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,676.70 : 40,963.08 = 24,427.90 : x
  2. Step 2: Convert to fraction form
    29,676.70/40,963.08 = 24,427.90/x
  3. Step 3: Cross multiply
    29,676.70x = 40,963.08 × 24,427.90
  4. Step 4: Simplify right side
    29,676.70x = 1,000,642,021.93
  5. Step 5: Solve for x
    x = 1,000,642,021.93/29,676.70
  6. Step 6: Final answer
    x = 33,718.10

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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.