Home / 74,534.69-102,891.47-49,054.44

Finding the Fourth Proportional to 74,534.69, 102,891.47 and 49,054.44

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Solution

The fourth proportional to 74,534.69, 102,891.47 and 49,054.44 is: 67,717.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,534.69 : 102,891.47 = 49,054.44 : x
  2. Step 2: Convert to fraction form
    74,534.69/102,891.47 = 49,054.44/x
  3. Step 3: Cross multiply
    74,534.69x = 102,891.47 × 49,054.44
  4. Step 4: Simplify right side
    74,534.69x = 5,047,283,196.35
  5. Step 5: Solve for x
    x = 5,047,283,196.35/74,534.69
  6. Step 6: Final answer
    x = 67,717.24

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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.