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Finding the Fourth Proportional to 67,094.90, 92,592 and 36,881.50

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Solution

The fourth proportional to 67,094.90, 92,592 and 36,881.50 is: 50,897.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,094.90 : 92,592 = 36,881.50 : x
  2. Step 2: Convert to fraction form
    67,094.90/92,592 = 36,881.50/x
  3. Step 3: Cross multiply
    67,094.90x = 92,592 × 36,881.50
  4. Step 4: Simplify right side
    67,094.90x = 3,414,931,848
  5. Step 5: Solve for x
    x = 3,414,931,848/67,094.90
  6. Step 6: Final answer
    x = 50,897.04

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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.