Home / 136,968.22-188,664.55-96,611.05

Finding the Fourth Proportional to 136,968.22, 188,664.55 and 96,611.05

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Solution

The fourth proportional to 136,968.22, 188,664.55 and 96,611.05 is: 133,075.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,968.22 : 188,664.55 = 96,611.05 : x
  2. Step 2: Convert to fraction form
    136,968.22/188,664.55 = 96,611.05/x
  3. Step 3: Cross multiply
    136,968.22x = 188,664.55 × 96,611.05
  4. Step 4: Simplify right side
    136,968.22x = 18,227,080,273.28
  5. Step 5: Solve for x
    x = 18,227,080,273.28/136,968.22
  6. Step 6: Final answer
    x = 133,075.25

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1.5x scale

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.