Home / 68,577.48-94,667.94-40,285.44

Finding the Fourth Proportional to 68,577.48, 94,667.94 and 40,285.44

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Solution

The fourth proportional to 68,577.48, 94,667.94 and 40,285.44 is: 55,612.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,577.48 : 94,667.94 = 40,285.44 : x
  2. Step 2: Convert to fraction form
    68,577.48/94,667.94 = 40,285.44/x
  3. Step 3: Cross multiply
    68,577.48x = 94,667.94 × 40,285.44
  4. Step 4: Simplify right side
    68,577.48x = 3,813,739,616.79
  5. Step 5: Solve for x
    x = 3,813,739,616.79/68,577.48
  6. Step 6: Final answer
    x = 55,612.13

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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.