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Finding the Fourth Proportional to 50,374.69, 69,512.51 and 27,714.63

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Solution

The fourth proportional to 50,374.69, 69,512.51 and 27,714.63 is: 38,243.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,374.69 : 69,512.51 = 27,714.63 : x
  2. Step 2: Convert to fraction form
    50,374.69/69,512.51 = 27,714.63/x
  3. Step 3: Cross multiply
    50,374.69x = 69,512.51 × 27,714.63
  4. Step 4: Simplify right side
    50,374.69x = 1,926,513,824.98
  5. Step 5: Solve for x
    x = 1,926,513,824.98/50,374.69
  6. Step 6: Final answer
    x = 38,243.69

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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.