Home / 68,516.50-102,747.48-26,373.10

Finding the Fourth Proportional to 68,516.50, 102,747.48 and 26,373.10

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Solution

The fourth proportional to 68,516.50, 102,747.48 and 26,373.10 is: 39,549.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,516.50 : 102,747.48 = 26,373.10 : x
  2. Step 2: Convert to fraction form
    68,516.50/102,747.48 = 26,373.10/x
  3. Step 3: Cross multiply
    68,516.50x = 102,747.48 × 26,373.10
  4. Step 4: Simplify right side
    68,516.50x = 2,709,769,564.79
  5. Step 5: Solve for x
    x = 2,709,769,564.79/68,516.50
  6. Step 6: Final answer
    x = 39,549.15

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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.