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Finding the Fourth Proportional to 93,197.59, 139,658.14 and 68,452.63

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Solution

The fourth proportional to 93,197.59, 139,658.14 and 68,452.63 is: 102,577.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,197.59 : 139,658.14 = 68,452.63 : x
  2. Step 2: Convert to fraction form
    93,197.59/139,658.14 = 68,452.63/x
  3. Step 3: Cross multiply
    93,197.59x = 139,658.14 × 68,452.63
  4. Step 4: Simplify right side
    93,197.59x = 9,559,966,720.33
  5. Step 5: Solve for x
    x = 9,559,966,720.33/93,197.59
  6. Step 6: Final answer
    x = 102,577.41

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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.