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Finding the Fourth Proportional to 93,370.76, 128,850.84 and 50,928.38

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Solution

The fourth proportional to 93,370.76, 128,850.84 and 50,928.38 is: 70,280.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,370.76 : 128,850.84 = 50,928.38 : x
  2. Step 2: Convert to fraction form
    93,370.76/128,850.84 = 50,928.38/x
  3. Step 3: Cross multiply
    93,370.76x = 128,850.84 × 50,928.38
  4. Step 4: Simplify right side
    93,370.76x = 6,562,163,898.59
  5. Step 5: Solve for x
    x = 6,562,163,898.59/93,370.76
  6. Step 6: Final answer
    x = 70,280.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.