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Finding the Fourth Proportional to 50,555.49, 69,770.49 and 27,898.98

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Solution

The fourth proportional to 50,555.49, 69,770.49 and 27,898.98 is: 38,502.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,555.49 : 69,770.49 = 27,898.98 : x
  2. Step 2: Convert to fraction form
    50,555.49/69,770.49 = 27,898.98/x
  3. Step 3: Cross multiply
    50,555.49x = 69,770.49 × 27,898.98
  4. Step 4: Simplify right side
    50,555.49x = 1,946,525,505.10
  5. Step 5: Solve for x
    x = 1,946,525,505.10/50,555.49
  6. Step 6: Final answer
    x = 38,502.75

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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.