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Finding the Fourth Proportional to 50,561.04, 69,773.12 and 27,899.16

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Solution

The fourth proportional to 50,561.04, 69,773.12 and 27,899.16 is: 38,500.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,561.04 : 69,773.12 = 27,899.16 : x
  2. Step 2: Convert to fraction form
    50,561.04/69,773.12 = 27,899.16/x
  3. Step 3: Cross multiply
    50,561.04x = 69,773.12 × 27,899.16
  4. Step 4: Simplify right side
    50,561.04x = 1,946,611,438.58
  5. Step 5: Solve for x
    x = 1,946,611,438.58/50,561.04
  6. Step 6: Final answer
    x = 38,500.23

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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.