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Finding the Fourth Proportional to 69,996.12, 96,593 and 38,164.94

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Solution

The fourth proportional to 69,996.12, 96,593 and 38,164.94 is: 52,666.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,996.12 : 96,593 = 38,164.94 : x
  2. Step 2: Convert to fraction form
    69,996.12/96,593 = 38,164.94/x
  3. Step 3: Cross multiply
    69,996.12x = 96,593 × 38,164.94
  4. Step 4: Simplify right side
    69,996.12x = 3,686,466,049.42
  5. Step 5: Solve for x
    x = 3,686,466,049.42/69,996.12
  6. Step 6: Final answer
    x = 52,666.72

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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.