Home / 36,055.56-49,751.73-20,137.98

Finding the Fourth Proportional to 36,055.56, 49,751.73 and 20,137.98

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Solution

The fourth proportional to 36,055.56, 49,751.73 and 20,137.98 is: 27,787.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,055.56 : 49,751.73 = 20,137.98 : x
  2. Step 2: Convert to fraction form
    36,055.56/49,751.73 = 20,137.98/x
  3. Step 3: Cross multiply
    36,055.56x = 49,751.73 × 20,137.98
  4. Step 4: Simplify right side
    36,055.56x = 1,001,899,343.71
  5. Step 5: Solve for x
    x = 1,001,899,343.71/36,055.56
  6. Step 6: Final answer
    x = 27,787.65

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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.