Home / 11,576.46-17,364.69-8,129.10

Finding the Fourth Proportional to 11,576.46, 17,364.69 and 8,129.10

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Solution

The fourth proportional to 11,576.46, 17,364.69 and 8,129.10 is: 12,193.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,576.46 : 17,364.69 = 8,129.10 : x
  2. Step 2: Convert to fraction form
    11,576.46/17,364.69 = 8,129.10/x
  3. Step 3: Cross multiply
    11,576.46x = 17,364.69 × 8,129.10
  4. Step 4: Simplify right side
    11,576.46x = 141,159,301.48
  5. Step 5: Solve for x
    x = 141,159,301.48/11,576.46
  6. Step 6: Final answer
    x = 12,193.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.