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Finding the Fourth Proportional to 74,674.52, 103,044 and 44,467.20

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Solution

The fourth proportional to 74,674.52, 103,044 and 44,467.20 is: 61,360.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,674.52 : 103,044 = 44,467.20 : x
  2. Step 2: Convert to fraction form
    74,674.52/103,044 = 44,467.20/x
  3. Step 3: Cross multiply
    74,674.52x = 103,044 × 44,467.20
  4. Step 4: Simplify right side
    74,674.52x = 4,582,078,156.80
  5. Step 5: Solve for x
    x = 4,582,078,156.80/74,674.52
  6. Step 6: Final answer
    x = 61,360.66

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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.