Home / 47,186.05-65,109.31-27,039.06

Finding the Fourth Proportional to 47,186.05, 65,109.31 and 27,039.06

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Solution

The fourth proportional to 47,186.05, 65,109.31 and 27,039.06 is: 37,309.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,186.05 : 65,109.31 = 27,039.06 : x
  2. Step 2: Convert to fraction form
    47,186.05/65,109.31 = 27,039.06/x
  3. Step 3: Cross multiply
    47,186.05x = 65,109.31 × 27,039.06
  4. Step 4: Simplify right side
    47,186.05x = 1,760,494,539.65
  5. Step 5: Solve for x
    x = 1,760,494,539.65/47,186.05
  6. Step 6: Final answer
    x = 37,309.64

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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.