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Finding the Fourth Proportional to 93,558.58, 129,119.61 and 51,123.40

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Solution

The fourth proportional to 93,558.58, 129,119.61 and 51,123.40 is: 70,555.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,558.58 : 129,119.61 = 51,123.40 : x
  2. Step 2: Convert to fraction form
    93,558.58/129,119.61 = 51,123.40/x
  3. Step 3: Cross multiply
    93,558.58x = 129,119.61 × 51,123.40
  4. Step 4: Simplify right side
    93,558.58x = 6,601,033,469.87
  5. Step 5: Solve for x
    x = 6,601,033,469.87/93,558.58
  6. Step 6: Final answer
    x = 70,555.08

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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.