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Finding the Fourth Proportional to 74,594.79, 102,940.83 and 41,060.79

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Solution

The fourth proportional to 74,594.79, 102,940.83 and 41,060.79 is: 56,663.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,594.79 : 102,940.83 = 41,060.79 : x
  2. Step 2: Convert to fraction form
    74,594.79/102,940.83 = 41,060.79/x
  3. Step 3: Cross multiply
    74,594.79x = 102,940.83 × 41,060.79
  4. Step 4: Simplify right side
    74,594.79x = 4,226,831,803.06
  5. Step 5: Solve for x
    x = 4,226,831,803.06/74,594.79
  6. Step 6: Final answer
    x = 56,663.90

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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.