Home / 441,534.45-662,307.75-125,991.26

Finding the Fourth Proportional to 441,534.45, 662,307.75 and 125,991.26

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Solution

The fourth proportional to 441,534.45, 662,307.75 and 125,991.26 is: 188,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,534.45 : 662,307.75 = 125,991.26 : x
  2. Step 2: Convert to fraction form
    441,534.45/662,307.75 = 125,991.26/x
  3. Step 3: Cross multiply
    441,534.45x = 662,307.75 × 125,991.26
  4. Step 4: Simplify right side
    441,534.45x = 83,444,987,930.27
  5. Step 5: Solve for x
    x = 83,444,987,930.27/441,534.45
  6. Step 6: Final answer
    x = 188,988.62

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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.