Home / 81,950.37-122,946.68-44,500.83

Finding the Fourth Proportional to 81,950.37, 122,946.68 and 44,500.83

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Solution

The fourth proportional to 81,950.37, 122,946.68 and 44,500.83 is: 66,762.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,950.37 : 122,946.68 = 44,500.83 : x
  2. Step 2: Convert to fraction form
    81,950.37/122,946.68 = 44,500.83/x
  3. Step 3: Cross multiply
    81,950.37x = 122,946.68 × 44,500.83
  4. Step 4: Simplify right side
    81,950.37x = 5,471,229,417.00
  5. Step 5: Solve for x
    x = 5,471,229,417.00/81,950.37
  6. Step 6: Final answer
    x = 66,762.72

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1.5x scale

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.