Home / 292,744.36-403,987.26-158,608.36

Finding the Fourth Proportional to 292,744.36, 403,987.26 and 158,608.36

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Solution

The fourth proportional to 292,744.36, 403,987.26 and 158,608.36 is: 218,879.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,744.36 : 403,987.26 = 158,608.36 : x
  2. Step 2: Convert to fraction form
    292,744.36/403,987.26 = 158,608.36/x
  3. Step 3: Cross multiply
    292,744.36x = 403,987.26 × 158,608.36
  4. Step 4: Simplify right side
    292,744.36x = 64,075,756,769.49
  5. Step 5: Solve for x
    x = 64,075,756,769.49/292,744.36
  6. Step 6: Final answer
    x = 218,879.56

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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.