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Finding the Fourth Proportional to 174,794.79, 241,218.50 and 99,343.83

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Solution

The fourth proportional to 174,794.79, 241,218.50 and 99,343.83 is: 137,095.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,794.79 : 241,218.50 = 99,343.83 : x
  2. Step 2: Convert to fraction form
    174,794.79/241,218.50 = 99,343.83/x
  3. Step 3: Cross multiply
    174,794.79x = 241,218.50 × 99,343.83
  4. Step 4: Simplify right side
    174,794.79x = 23,963,569,160.14
  5. Step 5: Solve for x
    x = 23,963,569,160.14/174,794.79
  6. Step 6: Final answer
    x = 137,095.44

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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.