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Finding the Fourth Proportional to 93,206.34, 139,743.63 and 30,006.90

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Solution

The fourth proportional to 93,206.34, 139,743.63 and 30,006.90 is: 44,989.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,206.34 : 139,743.63 = 30,006.90 : x
  2. Step 2: Convert to fraction form
    93,206.34/139,743.63 = 30,006.90/x
  3. Step 3: Cross multiply
    93,206.34x = 139,743.63 × 30,006.90
  4. Step 4: Simplify right side
    93,206.34x = 4,193,273,131.05
  5. Step 5: Solve for x
    x = 4,193,273,131.05/93,206.34
  6. Step 6: Final answer
    x = 44,989.14

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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.