Home / 316,346.26-436,556.66-171,151.58

Finding the Fourth Proportional to 316,346.26, 436,556.66 and 171,151.58

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Solution

The fourth proportional to 316,346.26, 436,556.66 and 171,151.58 is: 236,188.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,346.26 : 436,556.66 = 171,151.58 : x
  2. Step 2: Convert to fraction form
    316,346.26/436,556.66 = 171,151.58/x
  3. Step 3: Cross multiply
    316,346.26x = 436,556.66 × 171,151.58
  4. Step 4: Simplify right side
    316,346.26x = 74,717,362,118.52
  5. Step 5: Solve for x
    x = 74,717,362,118.52/316,346.26
  6. Step 6: Final answer
    x = 236,188.54

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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.