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Finding the Fourth Proportional to 93,370.83, 139,819.70 and 57,901.41

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Solution

The fourth proportional to 93,370.83, 139,819.70 and 57,901.41 is: 86,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,370.83 : 139,819.70 = 57,901.41 : x
  2. Step 2: Convert to fraction form
    93,370.83/139,819.70 = 57,901.41/x
  3. Step 3: Cross multiply
    93,370.83x = 139,819.70 × 57,901.41
  4. Step 4: Simplify right side
    93,370.83x = 8,095,757,486.27
  5. Step 5: Solve for x
    x = 8,095,757,486.27/93,370.83
  6. Step 6: Final answer
    x = 86,705.42

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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.