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Finding the Fourth Proportional to 50,615.84, 69,848.58 and 27,644.70

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Solution

The fourth proportional to 50,615.84, 69,848.58 and 27,644.70 is: 38,148.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,615.84 : 69,848.58 = 27,644.70 : x
  2. Step 2: Convert to fraction form
    50,615.84/69,848.58 = 27,644.70/x
  3. Step 3: Cross multiply
    50,615.84x = 69,848.58 × 27,644.70
  4. Step 4: Simplify right side
    50,615.84x = 1,930,943,039.53
  5. Step 5: Solve for x
    x = 1,930,943,039.53/50,615.84
  6. Step 6: Final answer
    x = 38,148.99

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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.