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Finding the Fourth Proportional to 93,339.58, 139,965.58 and 34,133.85

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Solution

The fourth proportional to 93,339.58, 139,965.58 and 34,133.85 is: 51,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,339.58 : 139,965.58 = 34,133.85 : x
  2. Step 2: Convert to fraction form
    93,339.58/139,965.58 = 34,133.85/x
  3. Step 3: Cross multiply
    93,339.58x = 139,965.58 × 34,133.85
  4. Step 4: Simplify right side
    93,339.58x = 4,777,564,112.88
  5. Step 5: Solve for x
    x = 4,777,564,112.88/93,339.58
  6. Step 6: Final answer
    x = 51,184.76

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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.