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Finding the Fourth Proportional to 29,676.34, 40,957.14 and 17,101.18

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Solution

The fourth proportional to 29,676.34, 40,957.14 and 17,101.18 is: 23,601.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,676.34 : 40,957.14 = 17,101.18 : x
  2. Step 2: Convert to fraction form
    29,676.34/40,957.14 = 17,101.18/x
  3. Step 3: Cross multiply
    29,676.34x = 40,957.14 × 17,101.18
  4. Step 4: Simplify right side
    29,676.34x = 700,415,423.43
  5. Step 5: Solve for x
    x = 700,415,423.43/29,676.34
  6. Step 6: Final answer
    x = 23,601.81

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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.