Home / 116,556.36-160,848.39-68,833.23

Finding the Fourth Proportional to 116,556.36, 160,848.39 and 68,833.23

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Solution

The fourth proportional to 116,556.36, 160,848.39 and 68,833.23 is: 94,990.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,556.36 : 160,848.39 = 68,833.23 : x
  2. Step 2: Convert to fraction form
    116,556.36/160,848.39 = 68,833.23/x
  3. Step 3: Cross multiply
    116,556.36x = 160,848.39 × 68,833.23
  4. Step 4: Simplify right side
    116,556.36x = 11,071,714,224.00
  5. Step 5: Solve for x
    x = 11,071,714,224.00/116,556.36
  6. Step 6: Final answer
    x = 94,990.22

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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.