Home / 53,886.26-74,361.04-30,012.42

Finding the Fourth Proportional to 53,886.26, 74,361.04 and 30,012.42

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Solution

The fourth proportional to 53,886.26, 74,361.04 and 30,012.42 is: 41,416.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,886.26 : 74,361.04 = 30,012.42 : x
  2. Step 2: Convert to fraction form
    53,886.26/74,361.04 = 30,012.42/x
  3. Step 3: Cross multiply
    53,886.26x = 74,361.04 × 30,012.42
  4. Step 4: Simplify right side
    53,886.26x = 2,231,754,967.94
  5. Step 5: Solve for x
    x = 2,231,754,967.94/53,886.26
  6. Step 6: Final answer
    x = 41,416.03

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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.