Home / 68,727.72-94,889.96-52,783.68

Finding the Fourth Proportional to 68,727.72, 94,889.96 and 52,783.68

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Solution

The fourth proportional to 68,727.72, 94,889.96 and 52,783.68 is: 72,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,727.72 : 94,889.96 = 52,783.68 : x
  2. Step 2: Convert to fraction form
    68,727.72/94,889.96 = 52,783.68/x
  3. Step 3: Cross multiply
    68,727.72x = 94,889.96 × 52,783.68
  4. Step 4: Simplify right side
    68,727.72x = 5,008,641,283.85
  5. Step 5: Solve for x
    x = 5,008,641,283.85/68,727.72
  6. Step 6: Final answer
    x = 72,876.58

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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.