Home / 270,981.60-373,949.55-163,556.16

Finding the Fourth Proportional to 270,981.60, 373,949.55 and 163,556.16

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Solution

The fourth proportional to 270,981.60, 373,949.55 and 163,556.16 is: 225,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,981.60 : 373,949.55 = 163,556.16 : x
  2. Step 2: Convert to fraction form
    270,981.60/373,949.55 = 163,556.16/x
  3. Step 3: Cross multiply
    270,981.60x = 373,949.55 × 163,556.16
  4. Step 4: Simplify right side
    270,981.60x = 61,161,752,431.73
  5. Step 5: Solve for x
    x = 61,161,752,431.73/270,981.60
  6. Step 6: Final answer
    x = 225,704.45

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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.