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Finding the Fourth Proportional to 50,561.82, 69,774.75 and 27,900.99

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Solution

The fourth proportional to 50,561.82, 69,774.75 and 27,900.99 is: 38,503.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,561.82 : 69,774.75 = 27,900.99 : x
  2. Step 2: Convert to fraction form
    50,561.82/69,774.75 = 27,900.99/x
  3. Step 3: Cross multiply
    50,561.82x = 69,774.75 × 27,900.99
  4. Step 4: Simplify right side
    50,561.82x = 1,946,784,602.00
  5. Step 5: Solve for x
    x = 1,946,784,602.00/50,561.82
  6. Step 6: Final answer
    x = 38,503.06

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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.