Home / 81,598.34-122,313.30-34,240.94

Finding the Fourth Proportional to 81,598.34, 122,313.30 and 34,240.94

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Solution

The fourth proportional to 81,598.34, 122,313.30 and 34,240.94 is: 51,326.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,598.34 : 122,313.30 = 34,240.94 : x
  2. Step 2: Convert to fraction form
    81,598.34/122,313.30 = 34,240.94/x
  3. Step 3: Cross multiply
    81,598.34x = 122,313.30 × 34,240.94
  4. Step 4: Simplify right side
    81,598.34x = 4,188,121,754.94
  5. Step 5: Solve for x
    x = 4,188,121,754.94/81,598.34
  6. Step 6: Final answer
    x = 51,326.07

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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.