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Finding the Fourth Proportional to 93,223.69, 139,836.95 and 23,103.07

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Solution

The fourth proportional to 93,223.69, 139,836.95 and 23,103.07 is: 34,654.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,223.69 : 139,836.95 = 23,103.07 : x
  2. Step 2: Convert to fraction form
    93,223.69/139,836.95 = 23,103.07/x
  3. Step 3: Cross multiply
    93,223.69x = 139,836.95 × 23,103.07
  4. Step 4: Simplify right side
    93,223.69x = 3,230,662,844.44
  5. Step 5: Solve for x
    x = 3,230,662,844.44/93,223.69
  6. Step 6: Final answer
    x = 34,654.96

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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.