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Finding the Fourth Proportional to 368,100.23, 552,162.62 and 101,838.44

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Solution

The fourth proportional to 368,100.23, 552,162.62 and 101,838.44 is: 152,761.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,100.23 : 552,162.62 = 101,838.44 : x
  2. Step 2: Convert to fraction form
    368,100.23/552,162.62 = 101,838.44/x
  3. Step 3: Cross multiply
    368,100.23x = 552,162.62 × 101,838.44
  4. Step 4: Simplify right side
    368,100.23x = 56,231,381,482.12
  5. Step 5: Solve for x
    x = 56,231,381,482.12/368,100.23
  6. Step 6: Final answer
    x = 152,761.06

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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.