Home / 240,254.02-331,619.82-158,642.08

Finding the Fourth Proportional to 240,254.02, 331,619.82 and 158,642.08

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Solution

The fourth proportional to 240,254.02, 331,619.82 and 158,642.08 is: 218,971.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,254.02 : 331,619.82 = 158,642.08 : x
  2. Step 2: Convert to fraction form
    240,254.02/331,619.82 = 158,642.08/x
  3. Step 3: Cross multiply
    240,254.02x = 331,619.82 × 158,642.08
  4. Step 4: Simplify right side
    240,254.02x = 52,608,858,014.03
  5. Step 5: Solve for x
    x = 52,608,858,014.03/240,254.02
  6. Step 6: Final answer
    x = 218,971.81

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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.