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Finding the Fourth Proportional to 67,832.70, 93,603 and 37,617.96

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Solution

The fourth proportional to 67,832.70, 93,603 and 37,617.96 is: 51,909.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,832.70 : 93,603 = 37,617.96 : x
  2. Step 2: Convert to fraction form
    67,832.70/93,603 = 37,617.96/x
  3. Step 3: Cross multiply
    67,832.70x = 93,603 × 37,617.96
  4. Step 4: Simplify right side
    67,832.70x = 3,521,153,909.88
  5. Step 5: Solve for x
    x = 3,521,153,909.88/67,832.70
  6. Step 6: Final answer
    x = 51,909.39

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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.