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Finding the Fourth Proportional to 67,153.95, 92,672.64 and 36,942.37

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Solution

The fourth proportional to 67,153.95, 92,672.64 and 36,942.37 is: 50,980.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,153.95 : 92,672.64 = 36,942.37 : x
  2. Step 2: Convert to fraction form
    67,153.95/92,672.64 = 36,942.37/x
  3. Step 3: Cross multiply
    67,153.95x = 92,672.64 × 36,942.37
  4. Step 4: Simplify right side
    67,153.95x = 3,423,546,307.68
  5. Step 5: Solve for x
    x = 3,423,546,307.68/67,153.95
  6. Step 6: Final answer
    x = 50,980.56

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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.