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Finding the Fourth Proportional to 164,903.68, 247,025.76 and 76,035.52

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Solution

The fourth proportional to 164,903.68, 247,025.76 and 76,035.52 is: 113,901.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,903.68 : 247,025.76 = 76,035.52 : x
  2. Step 2: Convert to fraction form
    164,903.68/247,025.76 = 76,035.52/x
  3. Step 3: Cross multiply
    164,903.68x = 247,025.76 × 76,035.52
  4. Step 4: Simplify right side
    164,903.68x = 18,782,732,115.00
  5. Step 5: Solve for x
    x = 18,782,732,115.00/164,903.68
  6. Step 6: Final answer
    x = 113,901.23

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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.