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Finding the Fourth Proportional to 50,008.38, 74,929.50 and 35,186.22

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Solution

The fourth proportional to 50,008.38, 74,929.50 and 35,186.22 is: 52,720.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,008.38 : 74,929.50 = 35,186.22 : x
  2. Step 2: Convert to fraction form
    50,008.38/74,929.50 = 35,186.22/x
  3. Step 3: Cross multiply
    50,008.38x = 74,929.50 × 35,186.22
  4. Step 4: Simplify right side
    50,008.38x = 2,636,485,871.49
  5. Step 5: Solve for x
    x = 2,636,485,871.49/50,008.38
  6. Step 6: Final answer
    x = 52,720.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.