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Finding the Fourth Proportional to 66,953.61, 92,396.97 and 36,738.45

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Solution

The fourth proportional to 66,953.61, 92,396.97 and 36,738.45 is: 50,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,953.61 : 92,396.97 = 36,738.45 : x
  2. Step 2: Convert to fraction form
    66,953.61/92,396.97 = 36,738.45/x
  3. Step 3: Cross multiply
    66,953.61x = 92,396.97 × 36,738.45
  4. Step 4: Simplify right side
    66,953.61x = 3,394,521,462.50
  5. Step 5: Solve for x
    x = 3,394,521,462.50/66,953.61
  6. Step 6: Final answer
    x = 50,699.60

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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.