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Finding the Fourth Proportional to 79,827.61, 110,159.74 and 44,017.61

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Solution

The fourth proportional to 79,827.61, 110,159.74 and 44,017.61 is: 60,743.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,827.61 : 110,159.74 = 44,017.61 : x
  2. Step 2: Convert to fraction form
    79,827.61/110,159.74 = 44,017.61/x
  3. Step 3: Cross multiply
    79,827.61x = 110,159.74 × 44,017.61
  4. Step 4: Simplify right side
    79,827.61x = 4,848,968,473.02
  5. Step 5: Solve for x
    x = 4,848,968,473.02/79,827.61
  6. Step 6: Final answer
    x = 60,743.00

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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.