Home / 49,666.56-68,529.96-31,747.92

Finding the Fourth Proportional to 49,666.56, 68,529.96 and 31,747.92

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Solution

The fourth proportional to 49,666.56, 68,529.96 and 31,747.92 is: 43,805.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,666.56 : 68,529.96 = 31,747.92 : x
  2. Step 2: Convert to fraction form
    49,666.56/68,529.96 = 31,747.92/x
  3. Step 3: Cross multiply
    49,666.56x = 68,529.96 × 31,747.92
  4. Step 4: Simplify right side
    49,666.56x = 2,175,683,687.68
  5. Step 5: Solve for x
    x = 2,175,683,687.68/49,666.56
  6. Step 6: Final answer
    x = 43,805.81

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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.