Home / 42,160.47-63,185.87-17,171.26

Finding the Fourth Proportional to 42,160.47, 63,185.87 and 17,171.26

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Solution

The fourth proportional to 42,160.47, 63,185.87 and 17,171.26 is: 25,734.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,160.47 : 63,185.87 = 17,171.26 : x
  2. Step 2: Convert to fraction form
    42,160.47/63,185.87 = 17,171.26/x
  3. Step 3: Cross multiply
    42,160.47x = 63,185.87 × 17,171.26
  4. Step 4: Simplify right side
    42,160.47x = 1,084,980,887.06
  5. Step 5: Solve for x
    x = 1,084,980,887.06/42,160.47
  6. Step 6: Final answer
    x = 25,734.56

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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.