Home / 36,206.59-49,971.86-21,102.43

Finding the Fourth Proportional to 36,206.59, 49,971.86 and 21,102.43

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Solution

The fourth proportional to 36,206.59, 49,971.86 and 21,102.43 is: 29,125.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,206.59 : 49,971.86 = 21,102.43 : x
  2. Step 2: Convert to fraction form
    36,206.59/49,971.86 = 21,102.43/x
  3. Step 3: Cross multiply
    36,206.59x = 49,971.86 × 21,102.43
  4. Step 4: Simplify right side
    36,206.59x = 1,054,527,677.62
  5. Step 5: Solve for x
    x = 1,054,527,677.62/36,206.59
  6. Step 6: Final answer
    x = 29,125.30

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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.