Home / 268,886-403,301.04-168,749.36

Finding the Fourth Proportional to 268,886, 403,301.04 and 168,749.36

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Solution

The fourth proportional to 268,886, 403,301.04 and 168,749.36 is: 253,106.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,886 : 403,301.04 = 168,749.36 : x
  2. Step 2: Convert to fraction form
    268,886/403,301.04 = 168,749.36/x
  3. Step 3: Cross multiply
    268,886x = 403,301.04 × 168,749.36
  4. Step 4: Simplify right side
    268,886x = 68,056,792,387.33
  5. Step 5: Solve for x
    x = 68,056,792,387.33/268,886
  6. Step 6: Final answer
    x = 253,106.49

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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.