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Finding the Fourth Proportional to 50,471.98, 69,146.93 and 48,580.24

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Solution

The fourth proportional to 50,471.98, 69,146.93 and 48,580.24 is: 66,555.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,471.98 : 69,146.93 = 48,580.24 : x
  2. Step 2: Convert to fraction form
    50,471.98/69,146.93 = 48,580.24/x
  3. Step 3: Cross multiply
    50,471.98x = 69,146.93 × 48,580.24
  4. Step 4: Simplify right side
    50,471.98x = 3,359,174,454.66
  5. Step 5: Solve for x
    x = 3,359,174,454.66/50,471.98
  6. Step 6: Final answer
    x = 66,555.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.