Home / 68,917.10-94,997.84-57,623.98

Finding the Fourth Proportional to 68,917.10, 94,997.84 and 57,623.98

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Solution

The fourth proportional to 68,917.10, 94,997.84 and 57,623.98 is: 79,430.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,917.10 : 94,997.84 = 57,623.98 : x
  2. Step 2: Convert to fraction form
    68,917.10/94,997.84 = 57,623.98/x
  3. Step 3: Cross multiply
    68,917.10x = 94,997.84 × 57,623.98
  4. Step 4: Simplify right side
    68,917.10x = 5,474,153,632.20
  5. Step 5: Solve for x
    x = 5,474,153,632.20/68,917.10
  6. Step 6: Final answer
    x = 79,430.99

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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.