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Finding the Fourth Proportional to 81,950.00, 122,946.12 and 44,500.46

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Solution

The fourth proportional to 81,950.00, 122,946.12 and 44,500.46 is: 66,762.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,950.00 : 122,946.12 = 44,500.46 : x
  2. Step 2: Convert to fraction form
    81,950.00/122,946.12 = 44,500.46/x
  3. Step 3: Cross multiply
    81,950.00x = 122,946.12 × 44,500.46
  4. Step 4: Simplify right side
    81,950.00x = 5,471,158,280.48
  5. Step 5: Solve for x
    x = 5,471,158,280.48/81,950.00
  6. Step 6: Final answer
    x = 66,762.16

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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.