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Finding the Fourth Proportional to 245,396.96, 368,094.96 and 67,903.48

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Solution

The fourth proportional to 245,396.96, 368,094.96 and 67,903.48 is: 101,855.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,396.96 : 368,094.96 = 67,903.48 : x
  2. Step 2: Convert to fraction form
    245,396.96/368,094.96 = 67,903.48/x
  3. Step 3: Cross multiply
    245,396.96x = 368,094.96 × 67,903.48
  4. Step 4: Simplify right side
    245,396.96x = 24,994,928,754.46
  5. Step 5: Solve for x
    x = 24,994,928,754.46/245,396.96
  6. Step 6: Final answer
    x = 101,855.09

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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.