Home / 123,683.06-170,686.43-69,967.00

Finding the Fourth Proportional to 123,683.06, 170,686.43 and 69,967.00

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Solution

The fourth proportional to 123,683.06, 170,686.43 and 69,967.00 is: 96,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,683.06 : 170,686.43 = 69,967.00 : x
  2. Step 2: Convert to fraction form
    123,683.06/170,686.43 = 69,967.00/x
  3. Step 3: Cross multiply
    123,683.06x = 170,686.43 × 69,967.00
  4. Step 4: Simplify right side
    123,683.06x = 11,942,416,244.54
  5. Step 5: Solve for x
    x = 11,942,416,244.54/123,683.06
  6. Step 6: Final answer
    x = 96,556.60

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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.