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Finding the Fourth Proportional to 61,983.85, 92,988.83 and 32,393.74

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Solution

The fourth proportional to 61,983.85, 92,988.83 and 32,393.74 is: 48,597.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,983.85 : 92,988.83 = 32,393.74 : x
  2. Step 2: Convert to fraction form
    61,983.85/92,988.83 = 32,393.74/x
  3. Step 3: Cross multiply
    61,983.85x = 92,988.83 × 32,393.74
  4. Step 4: Simplify right side
    61,983.85x = 3,012,255,981.92
  5. Step 5: Solve for x
    x = 3,012,255,981.92/61,983.85
  6. Step 6: Final answer
    x = 48,597.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.