Home / 36,161.08-49,907.53-20,246.56

Finding the Fourth Proportional to 36,161.08, 49,907.53 and 20,246.56

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Solution

The fourth proportional to 36,161.08, 49,907.53 and 20,246.56 is: 27,943.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,161.08 : 49,907.53 = 20,246.56 : x
  2. Step 2: Convert to fraction form
    36,161.08/49,907.53 = 20,246.56/x
  3. Step 3: Cross multiply
    36,161.08x = 49,907.53 × 20,246.56
  4. Step 4: Simplify right side
    36,161.08x = 1,010,455,551.06
  5. Step 5: Solve for x
    x = 1,010,455,551.06/36,161.08
  6. Step 6: Final answer
    x = 27,943.18

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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.