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Finding the Fourth Proportional to 74,798.92, 112,104.76 and 37,369.43

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Solution

The fourth proportional to 74,798.92, 112,104.76 and 37,369.43 is: 56,007.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,798.92 : 112,104.76 = 37,369.43 : x
  2. Step 2: Convert to fraction form
    74,798.92/112,104.76 = 37,369.43/x
  3. Step 3: Cross multiply
    74,798.92x = 112,104.76 × 37,369.43
  4. Step 4: Simplify right side
    74,798.92x = 4,189,290,981.49
  5. Step 5: Solve for x
    x = 4,189,290,981.49/74,798.92
  6. Step 6: Final answer
    x = 56,007.37

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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.