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Finding the Fourth Proportional to 117,954.03, 176,783.50 and 92,895.11

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Solution

The fourth proportional to 117,954.03, 176,783.50 and 92,895.11 is: 139,226.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,954.03 : 176,783.50 = 92,895.11 : x
  2. Step 2: Convert to fraction form
    117,954.03/176,783.50 = 92,895.11/x
  3. Step 3: Cross multiply
    117,954.03x = 176,783.50 × 92,895.11
  4. Step 4: Simplify right side
    117,954.03x = 16,422,322,051.29
  5. Step 5: Solve for x
    x = 16,422,322,051.29/117,954.03
  6. Step 6: Final answer
    x = 139,226.46

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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.