Home / 61,611.44-84,837.38-50,816.16

Finding the Fourth Proportional to 61,611.44, 84,837.38 and 50,816.16

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Solution

The fourth proportional to 61,611.44, 84,837.38 and 50,816.16 is: 69,972.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,611.44 : 84,837.38 = 50,816.16 : x
  2. Step 2: Convert to fraction form
    61,611.44/84,837.38 = 50,816.16/x
  3. Step 3: Cross multiply
    61,611.44x = 84,837.38 × 50,816.16
  4. Step 4: Simplify right side
    61,611.44x = 4,311,109,621.98
  5. Step 5: Solve for x
    x = 4,311,109,621.98/61,611.44
  6. Step 6: Final answer
    x = 69,972.56

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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.