Home / 195,822.40-270,108.40-134,539.36

Finding the Fourth Proportional to 195,822.40, 270,108.40 and 134,539.36

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Solution

The fourth proportional to 195,822.40, 270,108.40 and 134,539.36 is: 185,577.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,822.40 : 270,108.40 = 134,539.36 : x
  2. Step 2: Convert to fraction form
    195,822.40/270,108.40 = 134,539.36/x
  3. Step 3: Cross multiply
    195,822.40x = 270,108.40 × 134,539.36
  4. Step 4: Simplify right side
    195,822.40x = 36,340,211,266.62
  5. Step 5: Solve for x
    x = 36,340,211,266.62/195,822.40
  6. Step 6: Final answer
    x = 185,577.40

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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.