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Finding the Fourth Proportional to 67,369.44, 92,976.10 and 38,693.10

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Solution

The fourth proportional to 67,369.44, 92,976.10 and 38,693.10 is: 53,400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,369.44 : 92,976.10 = 38,693.10 : x
  2. Step 2: Convert to fraction form
    67,369.44/92,976.10 = 38,693.10/x
  3. Step 3: Cross multiply
    67,369.44x = 92,976.10 × 38,693.10
  4. Step 4: Simplify right side
    67,369.44x = 3,597,533,534.91
  5. Step 5: Solve for x
    x = 3,597,533,534.91/67,369.44
  6. Step 6: Final answer
    x = 53,400.08

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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.