Home / 68,728.29-94,716.61-53,596.99

Finding the Fourth Proportional to 68,728.29, 94,716.61 and 53,596.99

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Solution

The fourth proportional to 68,728.29, 94,716.61 and 53,596.99 is: 73,863.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,728.29 : 94,716.61 = 53,596.99 : x
  2. Step 2: Convert to fraction form
    68,728.29/94,716.61 = 53,596.99/x
  3. Step 3: Cross multiply
    68,728.29x = 94,716.61 × 53,596.99
  4. Step 4: Simplify right side
    68,728.29x = 5,076,525,199.00
  5. Step 5: Solve for x
    x = 5,076,525,199.00/68,728.29
  6. Step 6: Final answer
    x = 73,863.69

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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.