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Finding the Fourth Proportional to 196,647.84, 295,267.14 and 112,503

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Solution

The fourth proportional to 196,647.84, 295,267.14 and 112,503 is: 168,923.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,647.84 : 295,267.14 = 112,503 : x
  2. Step 2: Convert to fraction form
    196,647.84/295,267.14 = 112,503/x
  3. Step 3: Cross multiply
    196,647.84x = 295,267.14 × 112,503
  4. Step 4: Simplify right side
    196,647.84x = 33,218,439,051.42
  5. Step 5: Solve for x
    x = 33,218,439,051.42/196,647.84
  6. Step 6: Final answer
    x = 168,923.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.