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Finding the Fourth Proportional to 97,360.92, 134,364.42 and 54,916.92

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Solution

The fourth proportional to 97,360.92, 134,364.42 and 54,916.92 is: 75,788.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,360.92 : 134,364.42 = 54,916.92 : x
  2. Step 2: Convert to fraction form
    97,360.92/134,364.42 = 54,916.92/x
  3. Step 3: Cross multiply
    97,360.92x = 134,364.42 × 54,916.92
  4. Step 4: Simplify right side
    97,360.92x = 7,378,880,103.99
  5. Step 5: Solve for x
    x = 7,378,880,103.99/97,360.92
  6. Step 6: Final answer
    x = 75,788.93

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Why These Related Problems?

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