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Finding the Fourth Proportional to 48,603.74, 67,076.25 and 36,645.98

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Solution

The fourth proportional to 48,603.74, 67,076.25 and 36,645.98 is: 50,573.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,603.74 : 67,076.25 = 36,645.98 : x
  2. Step 2: Convert to fraction form
    48,603.74/67,076.25 = 36,645.98/x
  3. Step 3: Cross multiply
    48,603.74x = 67,076.25 × 36,645.98
  4. Step 4: Simplify right side
    48,603.74x = 2,458,074,915.98
  5. Step 5: Solve for x
    x = 2,458,074,915.98/48,603.74
  6. Step 6: Final answer
    x = 50,573.78

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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.