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Finding the Fourth Proportional to 50,497.76, 69,812.88 and 37,900.64

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Solution

The fourth proportional to 50,497.76, 69,812.88 and 37,900.64 is: 52,397.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,497.76 : 69,812.88 = 37,900.64 : x
  2. Step 2: Convert to fraction form
    50,497.76/69,812.88 = 37,900.64/x
  3. Step 3: Cross multiply
    50,497.76x = 69,812.88 × 37,900.64
  4. Step 4: Simplify right side
    50,497.76x = 2,645,952,832.24
  5. Step 5: Solve for x
    x = 2,645,952,832.24/50,497.76
  6. Step 6: Final answer
    x = 52,397.43

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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.