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Finding the Fourth Proportional to 93,233.80, 139,850.70 and 43,297.30

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Solution

The fourth proportional to 93,233.80, 139,850.70 and 43,297.30 is: 64,945.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,233.80 : 139,850.70 = 43,297.30 : x
  2. Step 2: Convert to fraction form
    93,233.80/139,850.70 = 43,297.30/x
  3. Step 3: Cross multiply
    93,233.80x = 139,850.70 × 43,297.30
  4. Step 4: Simplify right side
    93,233.80x = 6,055,157,713.11
  5. Step 5: Solve for x
    x = 6,055,157,713.11/93,233.80
  6. Step 6: Final answer
    x = 64,945.95

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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.