Home / 86,440.44-119,299.50-50,644.72

Finding the Fourth Proportional to 86,440.44, 119,299.50 and 50,644.72

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Solution

The fourth proportional to 86,440.44, 119,299.50 and 50,644.72 is: 69,896.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,440.44 : 119,299.50 = 50,644.72 : x
  2. Step 2: Convert to fraction form
    86,440.44/119,299.50 = 50,644.72/x
  3. Step 3: Cross multiply
    86,440.44x = 119,299.50 × 50,644.72
  4. Step 4: Simplify right side
    86,440.44x = 6,041,889,773.64
  5. Step 5: Solve for x
    x = 6,041,889,773.64/86,440.44
  6. Step 6: Final answer
    x = 69,896.56

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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.