Home / 136,583.02-188,192.19-91,793.26

Finding the Fourth Proportional to 136,583.02, 188,192.19 and 91,793.26

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Solution

The fourth proportional to 136,583.02, 188,192.19 and 91,793.26 is: 126,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,583.02 : 188,192.19 = 91,793.26 : x
  2. Step 2: Convert to fraction form
    136,583.02/188,192.19 = 91,793.26/x
  3. Step 3: Cross multiply
    136,583.02x = 188,192.19 × 91,793.26
  4. Step 4: Simplify right side
    136,583.02x = 17,274,774,626.64
  5. Step 5: Solve for x
    x = 17,274,774,626.64/136,583.02
  6. Step 6: Final answer
    x = 126,478.20

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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.