Home / 194,741.40-292,112.10-172,968.60

Finding the Fourth Proportional to 194,741.40, 292,112.10 and 172,968.60

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Solution

The fourth proportional to 194,741.40, 292,112.10 and 172,968.60 is: 259,452.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,741.40 : 292,112.10 = 172,968.60 : x
  2. Step 2: Convert to fraction form
    194,741.40/292,112.10 = 172,968.60/x
  3. Step 3: Cross multiply
    194,741.40x = 292,112.10 × 172,968.60
  4. Step 4: Simplify right side
    194,741.40x = 50,526,220,980.06
  5. Step 5: Solve for x
    x = 50,526,220,980.06/194,741.40
  6. Step 6: Final answer
    x = 259,452.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.