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Finding the Fourth Proportional to 67,249.52, 92,805 and 37,035.77

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Solution

The fourth proportional to 67,249.52, 92,805 and 37,035.77 is: 51,109.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,249.52 : 92,805 = 37,035.77 : x
  2. Step 2: Convert to fraction form
    67,249.52/92,805 = 37,035.77/x
  3. Step 3: Cross multiply
    67,249.52x = 92,805 × 37,035.77
  4. Step 4: Simplify right side
    67,249.52x = 3,437,104,866.86
  5. Step 5: Solve for x
    x = 3,437,104,866.86/67,249.52
  6. Step 6: Final answer
    x = 51,109.73

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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.