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Finding the Fourth Proportional to 93,046.74, 139,624.78 and 33,885.96

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Solution

The fourth proportional to 93,046.74, 139,624.78 and 33,885.96 is: 50,848.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,046.74 : 139,624.78 = 33,885.96 : x
  2. Step 2: Convert to fraction form
    93,046.74/139,624.78 = 33,885.96/x
  3. Step 3: Cross multiply
    93,046.74x = 139,624.78 × 33,885.96
  4. Step 4: Simplify right side
    93,046.74x = 4,731,319,710.09
  5. Step 5: Solve for x
    x = 4,731,319,710.09/93,046.74
  6. Step 6: Final answer
    x = 50,848.85

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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.