Home / 77,216.11-106,558.28-43,224.67

Finding the Fourth Proportional to 77,216.11, 106,558.28 and 43,224.67

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Solution

The fourth proportional to 77,216.11, 106,558.28 and 43,224.67 is: 59,650.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,216.11 : 106,558.28 = 43,224.67 : x
  2. Step 2: Convert to fraction form
    77,216.11/106,558.28 = 43,224.67/x
  3. Step 3: Cross multiply
    77,216.11x = 106,558.28 × 43,224.67
  4. Step 4: Simplify right side
    77,216.11x = 4,605,945,739.85
  5. Step 5: Solve for x
    x = 4,605,945,739.85/77,216.11
  6. Step 6: Final answer
    x = 59,650.06

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1.5x scale

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.