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Finding the Fourth Proportional to 67,173.72, 92,699.73 and 36,958.40

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Solution

The fourth proportional to 67,173.72, 92,699.73 and 36,958.40 is: 51,002.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,173.72 : 92,699.73 = 36,958.40 : x
  2. Step 2: Convert to fraction form
    67,173.72/92,699.73 = 36,958.40/x
  3. Step 3: Cross multiply
    67,173.72x = 92,699.73 × 36,958.40
  4. Step 4: Simplify right side
    67,173.72x = 3,426,033,701.23
  5. Step 5: Solve for x
    x = 3,426,033,701.23/67,173.72
  6. Step 6: Final answer
    x = 51,002.59

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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.