Home / 196,302.48-270,625.32-132,539.28

Finding the Fourth Proportional to 196,302.48, 270,625.32 and 132,539.28

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Solution

The fourth proportional to 196,302.48, 270,625.32 and 132,539.28 is: 182,720.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,302.48 : 270,625.32 = 132,539.28 : x
  2. Step 2: Convert to fraction form
    196,302.48/270,625.32 = 132,539.28/x
  3. Step 3: Cross multiply
    196,302.48x = 270,625.32 × 132,539.28
  4. Step 4: Simplify right side
    196,302.48x = 35,868,485,062.57
  5. Step 5: Solve for x
    x = 35,868,485,062.57/196,302.48
  6. Step 6: Final answer
    x = 182,720.49

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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.