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Finding the Fourth Proportional to 67,325.76, 92,904.48 and 37,512

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Solution

The fourth proportional to 67,325.76, 92,904.48 and 37,512 is: 51,763.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,325.76 : 92,904.48 = 37,512 : x
  2. Step 2: Convert to fraction form
    67,325.76/92,904.48 = 37,512/x
  3. Step 3: Cross multiply
    67,325.76x = 92,904.48 × 37,512
  4. Step 4: Simplify right side
    67,325.76x = 3,485,032,853.76
  5. Step 5: Solve for x
    x = 3,485,032,853.76/67,325.76
  6. Step 6: Final answer
    x = 51,763.74

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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.