Home / 49,142.96-73,670.79-19,150.25

Finding the Fourth Proportional to 49,142.96, 73,670.79 and 19,150.25

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Solution

The fourth proportional to 49,142.96, 73,670.79 and 19,150.25 is: 28,708.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,142.96 : 73,670.79 = 19,150.25 : x
  2. Step 2: Convert to fraction form
    49,142.96/73,670.79 = 19,150.25/x
  3. Step 3: Cross multiply
    49,142.96x = 73,670.79 × 19,150.25
  4. Step 4: Simplify right side
    49,142.96x = 1,410,813,677.84
  5. Step 5: Solve for x
    x = 1,410,813,677.84/49,142.96
  6. Step 6: Final answer
    x = 28,708.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.