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Finding the Fourth Proportional to 68,567.34, 102,802.69 and 26,412.10

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Solution

The fourth proportional to 68,567.34, 102,802.69 and 26,412.10 is: 39,599.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,567.34 : 102,802.69 = 26,412.10 : x
  2. Step 2: Convert to fraction form
    68,567.34/102,802.69 = 26,412.10/x
  3. Step 3: Cross multiply
    68,567.34x = 102,802.69 × 26,412.10
  4. Step 4: Simplify right side
    68,567.34x = 2,715,234,928.55
  5. Step 5: Solve for x
    x = 2,715,234,928.55/68,567.34
  6. Step 6: Final answer
    x = 39,599.54

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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.