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Finding the Fourth Proportional to 192,864.44, 289,483.56 and 93,094.76

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Solution

The fourth proportional to 192,864.44, 289,483.56 and 93,094.76 is: 139,732.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,864.44 : 289,483.56 = 93,094.76 : x
  2. Step 2: Convert to fraction form
    192,864.44/289,483.56 = 93,094.76/x
  3. Step 3: Cross multiply
    192,864.44x = 289,483.56 × 93,094.76
  4. Step 4: Simplify right side
    192,864.44x = 26,949,402,542.15
  5. Step 5: Solve for x
    x = 26,949,402,542.15/192,864.44
  6. Step 6: Final answer
    x = 139,732.36

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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.