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Finding the Fourth Proportional to 29,676.58, 40,953.70 and 16,248.63

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Solution

The fourth proportional to 29,676.58, 40,953.70 and 16,248.63 is: 22,423.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,676.58 : 40,953.70 = 16,248.63 : x
  2. Step 2: Convert to fraction form
    29,676.58/40,953.70 = 16,248.63/x
  3. Step 3: Cross multiply
    29,676.58x = 40,953.70 × 16,248.63
  4. Step 4: Simplify right side
    29,676.58x = 665,441,692.32
  5. Step 5: Solve for x
    x = 665,441,692.32/29,676.58
  6. Step 6: Final answer
    x = 22,423.13

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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.