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Finding the Fourth Proportional to 68,342.67, 102,514.67 and 23,970.48

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Solution

The fourth proportional to 68,342.67, 102,514.67 and 23,970.48 is: 35,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,342.67 : 102,514.67 = 23,970.48 : x
  2. Step 2: Convert to fraction form
    68,342.67/102,514.67 = 23,970.48/x
  3. Step 3: Cross multiply
    68,342.67x = 102,514.67 × 23,970.48
  4. Step 4: Simplify right side
    68,342.67x = 2,457,325,846.94
  5. Step 5: Solve for x
    x = 2,457,325,846.94/68,342.67
  6. Step 6: Final answer
    x = 35,955.95

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1.5x scale

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.