Home / 265,849.96-366,860-158,417.60

Finding the Fourth Proportional to 265,849.96, 366,860 and 158,417.60

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Solution

The fourth proportional to 265,849.96, 366,860 and 158,417.60 is: 218,608.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,849.96 : 366,860 = 158,417.60 : x
  2. Step 2: Convert to fraction form
    265,849.96/366,860 = 158,417.60/x
  3. Step 3: Cross multiply
    265,849.96x = 366,860 × 158,417.60
  4. Step 4: Simplify right side
    265,849.96x = 58,117,080,736
  5. Step 5: Solve for x
    x = 58,117,080,736/265,849.96
  6. Step 6: Final answer
    x = 218,608.57

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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.