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Finding the Fourth Proportional to 74,112.95, 110,891.59 and 44,017

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Solution

The fourth proportional to 74,112.95, 110,891.59 and 44,017 is: 65,860.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,112.95 : 110,891.59 = 44,017 : x
  2. Step 2: Convert to fraction form
    74,112.95/110,891.59 = 44,017/x
  3. Step 3: Cross multiply
    74,112.95x = 110,891.59 × 44,017
  4. Step 4: Simplify right side
    74,112.95x = 4,881,115,117.03
  5. Step 5: Solve for x
    x = 4,881,115,117.03/74,112.95
  6. Step 6: Final answer
    x = 65,860.49

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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.