Home / 68,985.22-95,207.47-38,361.35

Finding the Fourth Proportional to 68,985.22, 95,207.47 and 38,361.35

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Solution

The fourth proportional to 68,985.22, 95,207.47 and 38,361.35 is: 52,943.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,985.22 : 95,207.47 = 38,361.35 : x
  2. Step 2: Convert to fraction form
    68,985.22/95,207.47 = 38,361.35/x
  3. Step 3: Cross multiply
    68,985.22x = 95,207.47 × 38,361.35
  4. Step 4: Simplify right side
    68,985.22x = 3,652,286,685.86
  5. Step 5: Solve for x
    x = 3,652,286,685.86/68,985.22
  6. Step 6: Final answer
    x = 52,943.03

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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.