Home / 68,938.30-103,494.94-58,615.66

Finding the Fourth Proportional to 68,938.30, 103,494.94 and 58,615.66

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Solution

The fourth proportional to 68,938.30, 103,494.94 and 58,615.66 is: 87,997.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,938.30 : 103,494.94 = 58,615.66 : x
  2. Step 2: Convert to fraction form
    68,938.30/103,494.94 = 58,615.66/x
  3. Step 3: Cross multiply
    68,938.30x = 103,494.94 × 58,615.66
  4. Step 4: Simplify right side
    68,938.30x = 6,066,423,697.29
  5. Step 5: Solve for x
    x = 6,066,423,697.29/68,938.30
  6. Step 6: Final answer
    x = 87,997.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.