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Finding the Fourth Proportional to 116,483.92, 174,697.02 and 49,916.50

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Solution

The fourth proportional to 116,483.92, 174,697.02 and 49,916.50 is: 74,862.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,483.92 : 174,697.02 = 49,916.50 : x
  2. Step 2: Convert to fraction form
    116,483.92/174,697.02 = 49,916.50/x
  3. Step 3: Cross multiply
    116,483.92x = 174,697.02 × 49,916.50
  4. Step 4: Simplify right side
    116,483.92x = 8,720,263,362.09
  5. Step 5: Solve for x
    x = 8,720,263,362.09/116,483.92
  6. Step 6: Final answer
    x = 74,862.38

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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.