Home / 53,836-74,290.63-29,636.44

Finding the Fourth Proportional to 53,836, 74,290.63 and 29,636.44

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Solution

The fourth proportional to 53,836, 74,290.63 and 29,636.44 is: 40,896.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,836 : 74,290.63 = 29,636.44 : x
  2. Step 2: Convert to fraction form
    53,836/74,290.63 = 29,636.44/x
  3. Step 3: Cross multiply
    53,836x = 74,290.63 × 29,636.44
  4. Step 4: Simplify right side
    53,836x = 2,201,709,798.56
  5. Step 5: Solve for x
    x = 2,201,709,798.56/53,836
  6. Step 6: Final answer
    x = 40,896.61

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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.