Home / 190,067.90-262,294.40-102,853.01

Finding the Fourth Proportional to 190,067.90, 262,294.40 and 102,853.01

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Solution

The fourth proportional to 190,067.90, 262,294.40 and 102,853.01 is: 141,937.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,067.90 : 262,294.40 = 102,853.01 : x
  2. Step 2: Convert to fraction form
    190,067.90/262,294.40 = 102,853.01/x
  3. Step 3: Cross multiply
    190,067.90x = 262,294.40 × 102,853.01
  4. Step 4: Simplify right side
    190,067.90x = 26,977,768,546.14
  5. Step 5: Solve for x
    x = 26,977,768,546.14/190,067.90
  6. Step 6: Final answer
    x = 141,937.53

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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.