Home / 161,539.58-222,993.54-115,002.44

Finding the Fourth Proportional to 161,539.58, 222,993.54 and 115,002.44

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Solution

The fourth proportional to 161,539.58, 222,993.54 and 115,002.44 is: 158,752.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,539.58 : 222,993.54 = 115,002.44 : x
  2. Step 2: Convert to fraction form
    161,539.58/222,993.54 = 115,002.44/x
  3. Step 3: Cross multiply
    161,539.58x = 222,993.54 × 115,002.44
  4. Step 4: Simplify right side
    161,539.58x = 25,644,800,925.50
  5. Step 5: Solve for x
    x = 25,644,800,925.50/161,539.58
  6. Step 6: Final answer
    x = 158,752.43

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1.5x scale

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.