Home / 36,118.08-49,838.76-20,202.12

Finding the Fourth Proportional to 36,118.08, 49,838.76 and 20,202.12

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Solution

The fourth proportional to 36,118.08, 49,838.76 and 20,202.12 is: 27,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,118.08 : 49,838.76 = 20,202.12 : x
  2. Step 2: Convert to fraction form
    36,118.08/49,838.76 = 20,202.12/x
  3. Step 3: Cross multiply
    36,118.08x = 49,838.76 × 20,202.12
  4. Step 4: Simplify right side
    36,118.08x = 1,006,848,610.17
  5. Step 5: Solve for x
    x = 1,006,848,610.17/36,118.08
  6. Step 6: Final answer
    x = 27,876.58

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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.