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Finding the Fourth Proportional to 93,027.84, 139,544.96 and 36,878.56

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Solution

The fourth proportional to 93,027.84, 139,544.96 and 36,878.56 is: 55,319.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,027.84 : 139,544.96 = 36,878.56 : x
  2. Step 2: Convert to fraction form
    93,027.84/139,544.96 = 36,878.56/x
  3. Step 3: Cross multiply
    93,027.84x = 139,544.96 × 36,878.56
  4. Step 4: Simplify right side
    93,027.84x = 5,146,217,180.06
  5. Step 5: Solve for x
    x = 5,146,217,180.06/93,027.84
  6. Step 6: Final answer
    x = 55,319.11

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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.