Home / 262,020.96-393,031.62-112,164.03

Finding the Fourth Proportional to 262,020.96, 393,031.62 and 112,164.03

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Solution

The fourth proportional to 262,020.96, 393,031.62 and 112,164.03 is: 168,246.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,020.96 : 393,031.62 = 112,164.03 : x
  2. Step 2: Convert to fraction form
    262,020.96/393,031.62 = 112,164.03/x
  3. Step 3: Cross multiply
    262,020.96x = 393,031.62 × 112,164.03
  4. Step 4: Simplify right side
    262,020.96x = 44,084,010,416.63
  5. Step 5: Solve for x
    x = 44,084,010,416.63/262,020.96
  6. Step 6: Final answer
    x = 168,246.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.