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Finding the Fourth Proportional to 61,622.55, 92,433.83 and 48,937.95

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Solution

The fourth proportional to 61,622.55, 92,433.83 and 48,937.95 is: 73,406.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,622.55 : 92,433.83 = 48,937.95 : x
  2. Step 2: Convert to fraction form
    61,622.55/92,433.83 = 48,937.95/x
  3. Step 3: Cross multiply
    61,622.55x = 92,433.83 × 48,937.95
  4. Step 4: Simplify right side
    61,622.55x = 4,523,521,906.16
  5. Step 5: Solve for x
    x = 4,523,521,906.16/61,622.55
  6. Step 6: Final answer
    x = 73,406.93

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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.