Home / 36,079.19-54,124.17-11,117.15

Finding the Fourth Proportional to 36,079.19, 54,124.17 and 11,117.15

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Solution

The fourth proportional to 36,079.19, 54,124.17 and 11,117.15 is: 16,677.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,079.19 : 54,124.17 = 11,117.15 : x
  2. Step 2: Convert to fraction form
    36,079.19/54,124.17 = 11,117.15/x
  3. Step 3: Cross multiply
    36,079.19x = 54,124.17 × 11,117.15
  4. Step 4: Simplify right side
    36,079.19x = 601,706,516.52
  5. Step 5: Solve for x
    x = 601,706,516.52/36,079.19
  6. Step 6: Final answer
    x = 16,677.38

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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.