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Finding the Fourth Proportional to 50,039.76, 69,016.40 and 34,927.60

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Solution

The fourth proportional to 50,039.76, 69,016.40 and 34,927.60 is: 48,173.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,039.76 : 69,016.40 = 34,927.60 : x
  2. Step 2: Convert to fraction form
    50,039.76/69,016.40 = 34,927.60/x
  3. Step 3: Cross multiply
    50,039.76x = 69,016.40 × 34,927.60
  4. Step 4: Simplify right side
    50,039.76x = 2,410,577,212.64
  5. Step 5: Solve for x
    x = 2,410,577,212.64/50,039.76
  6. Step 6: Final answer
    x = 48,173.24

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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.