Home / 74,979.04-112,468.26-22,388.44

Finding the Fourth Proportional to 74,979.04, 112,468.26 and 22,388.44

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Solution

The fourth proportional to 74,979.04, 112,468.26 and 22,388.44 is: 33,582.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,979.04 : 112,468.26 = 22,388.44 : x
  2. Step 2: Convert to fraction form
    74,979.04/112,468.26 = 22,388.44/x
  3. Step 3: Cross multiply
    74,979.04x = 112,468.26 × 22,388.44
  4. Step 4: Simplify right side
    74,979.04x = 2,517,988,890.91
  5. Step 5: Solve for x
    x = 2,517,988,890.91/74,979.04
  6. Step 6: Final answer
    x = 33,582.57

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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.