Home / 170,984.49-235,836.22-120,008.60

Finding the Fourth Proportional to 170,984.49, 235,836.22 and 120,008.60

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Solution

The fourth proportional to 170,984.49, 235,836.22 and 120,008.60 is: 165,525.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,984.49 : 235,836.22 = 120,008.60 : x
  2. Step 2: Convert to fraction form
    170,984.49/235,836.22 = 120,008.60/x
  3. Step 3: Cross multiply
    170,984.49x = 235,836.22 × 120,008.60
  4. Step 4: Simplify right side
    170,984.49x = 28,302,373,112.29
  5. Step 5: Solve for x
    x = 28,302,373,112.29/170,984.49
  6. Step 6: Final answer
    x = 165,525.97

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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.