Home / 53,991.08-74,513.46-30,126.04

Finding the Fourth Proportional to 53,991.08, 74,513.46 and 30,126.04

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Solution

The fourth proportional to 53,991.08, 74,513.46 and 30,126.04 is: 41,577.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,991.08 : 74,513.46 = 30,126.04 : x
  2. Step 2: Convert to fraction form
    53,991.08/74,513.46 = 30,126.04/x
  3. Step 3: Cross multiply
    53,991.08x = 74,513.46 × 30,126.04
  4. Step 4: Simplify right side
    53,991.08x = 2,244,795,476.50
  5. Step 5: Solve for x
    x = 2,244,795,476.50/53,991.08
  6. Step 6: Final answer
    x = 41,577.15

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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.