Home / 68,402.12-102,613.46-24,021.05

Finding the Fourth Proportional to 68,402.12, 102,613.46 and 24,021.05

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Solution

The fourth proportional to 68,402.12, 102,613.46 and 24,021.05 is: 36,035.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,402.12 : 102,613.46 = 24,021.05 : x
  2. Step 2: Convert to fraction form
    68,402.12/102,613.46 = 24,021.05/x
  3. Step 3: Cross multiply
    68,402.12x = 102,613.46 × 24,021.05
  4. Step 4: Simplify right side
    68,402.12x = 2,464,882,420.16
  5. Step 5: Solve for x
    x = 2,464,882,420.16/68,402.12
  6. Step 6: Final answer
    x = 36,035.18

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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.