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Finding the Fourth Proportional to 242,433.32, 363,705.06 and 73,968.71

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Solution

The fourth proportional to 242,433.32, 363,705.06 and 73,968.71 is: 110,969.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,433.32 : 363,705.06 = 73,968.71 : x
  2. Step 2: Convert to fraction form
    242,433.32/363,705.06 = 73,968.71/x
  3. Step 3: Cross multiply
    242,433.32x = 363,705.06 × 73,968.71
  4. Step 4: Simplify right side
    242,433.32x = 26,902,794,108.67
  5. Step 5: Solve for x
    x = 26,902,794,108.67/242,433.32
  6. Step 6: Final answer
    x = 110,969.87

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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.