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Finding the Fourth Proportional to 93,051.84, 139,580.96 and 36,902.56

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Solution

The fourth proportional to 93,051.84, 139,580.96 and 36,902.56 is: 55,355.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,051.84 : 139,580.96 = 36,902.56 : x
  2. Step 2: Convert to fraction form
    93,051.84/139,580.96 = 36,902.56/x
  3. Step 3: Cross multiply
    93,051.84x = 139,580.96 × 36,902.56
  4. Step 4: Simplify right side
    93,051.84x = 5,150,894,751.26
  5. Step 5: Solve for x
    x = 5,150,894,751.26/93,051.84
  6. Step 6: Final answer
    x = 55,355.11

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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.