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Finding the Fourth Proportional to 68,506, 102,769.28 and 24,124.92

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Solution

The fourth proportional to 68,506, 102,769.28 and 24,124.92 is: 36,191.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,506 : 102,769.28 = 24,124.92 : x
  2. Step 2: Convert to fraction form
    68,506/102,769.28 = 24,124.92/x
  3. Step 3: Cross multiply
    68,506x = 102,769.28 × 24,124.92
  4. Step 4: Simplify right side
    68,506x = 2,479,300,658.46
  5. Step 5: Solve for x
    x = 2,479,300,658.46/68,506
  6. Step 6: Final answer
    x = 36,191.00

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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.