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Finding the Fourth Proportional to 68,597.80, 102,908.13 and 23,617.42

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Solution

The fourth proportional to 68,597.80, 102,908.13 and 23,617.42 is: 35,430.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,597.80 : 102,908.13 = 23,617.42 : x
  2. Step 2: Convert to fraction form
    68,597.80/102,908.13 = 23,617.42/x
  3. Step 3: Cross multiply
    68,597.80x = 102,908.13 × 23,617.42
  4. Step 4: Simplify right side
    68,597.80x = 2,430,424,527.62
  5. Step 5: Solve for x
    x = 2,430,424,527.62/68,597.80
  6. Step 6: Final answer
    x = 35,430.07

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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.