Home / 49,505.51-68,317.18-27,999.50

Finding the Fourth Proportional to 49,505.51, 68,317.18 and 27,999.50

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Solution

The fourth proportional to 49,505.51, 68,317.18 and 27,999.50 is: 38,639.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,505.51 : 68,317.18 = 27,999.50 : x
  2. Step 2: Convert to fraction form
    49,505.51/68,317.18 = 27,999.50/x
  3. Step 3: Cross multiply
    49,505.51x = 68,317.18 × 27,999.50
  4. Step 4: Simplify right side
    49,505.51x = 1,912,846,469.83
  5. Step 5: Solve for x
    x = 1,912,846,469.83/49,505.51
  6. Step 6: Final answer
    x = 38,639.06

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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.