Home / 236,536.31-354,851.19-86,777.97

Finding the Fourth Proportional to 236,536.31, 354,851.19 and 86,777.97

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Solution

The fourth proportional to 236,536.31, 354,851.19 and 86,777.97 is: 130,184.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,536.31 : 354,851.19 = 86,777.97 : x
  2. Step 2: Convert to fraction form
    236,536.31/354,851.19 = 86,777.97/x
  3. Step 3: Cross multiply
    236,536.31x = 354,851.19 × 86,777.97
  4. Step 4: Simplify right side
    236,536.31x = 30,793,265,920.28
  5. Step 5: Solve for x
    x = 30,793,265,920.28/236,536.31
  6. Step 6: Final answer
    x = 130,184.10

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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.