Home / 36,117.68-54,181.71-11,159.91

Finding the Fourth Proportional to 36,117.68, 54,181.71 and 11,159.91

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Solution

The fourth proportional to 36,117.68, 54,181.71 and 11,159.91 is: 16,741.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,117.68 : 54,181.71 = 11,159.91 : x
  2. Step 2: Convert to fraction form
    36,117.68/54,181.71 = 11,159.91/x
  3. Step 3: Cross multiply
    36,117.68x = 54,181.71 × 11,159.91
  4. Step 4: Simplify right side
    36,117.68x = 604,663,007.25
  5. Step 5: Solve for x
    x = 604,663,007.25/36,117.68
  6. Step 6: Final answer
    x = 16,741.47

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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.