Home / 67,252.48-92,808.64-40,395.44

Finding the Fourth Proportional to 67,252.48, 92,808.64 and 40,395.44

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Solution

The fourth proportional to 67,252.48, 92,808.64 and 40,395.44 is: 55,745.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,252.48 : 92,808.64 = 40,395.44 : x
  2. Step 2: Convert to fraction form
    67,252.48/92,808.64 = 40,395.44/x
  3. Step 3: Cross multiply
    67,252.48x = 92,808.64 × 40,395.44
  4. Step 4: Simplify right side
    67,252.48x = 3,749,045,848.60
  5. Step 5: Solve for x
    x = 3,749,045,848.60/67,252.48
  6. Step 6: Final answer
    x = 55,745.84

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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.