Home / 195,977.52-270,582.54-131,543.40

Finding the Fourth Proportional to 195,977.52, 270,582.54 and 131,543.40

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Solution

The fourth proportional to 195,977.52, 270,582.54 and 131,543.40 is: 181,619.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,977.52 : 270,582.54 = 131,543.40 : x
  2. Step 2: Convert to fraction form
    195,977.52/270,582.54 = 131,543.40/x
  3. Step 3: Cross multiply
    195,977.52x = 270,582.54 × 131,543.40
  4. Step 4: Simplify right side
    195,977.52x = 35,593,347,292.24
  5. Step 5: Solve for x
    x = 35,593,347,292.24/195,977.52
  6. Step 6: Final answer
    x = 181,619.54

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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.