Home / 229,585.79-317,131.40-191,470.03

Finding the Fourth Proportional to 229,585.79, 317,131.40 and 191,470.03

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Solution

The fourth proportional to 229,585.79, 317,131.40 and 191,470.03 is: 264,481.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,585.79 : 317,131.40 = 191,470.03 : x
  2. Step 2: Convert to fraction form
    229,585.79/317,131.40 = 191,470.03/x
  3. Step 3: Cross multiply
    229,585.79x = 317,131.40 × 191,470.03
  4. Step 4: Simplify right side
    229,585.79x = 60,721,158,357.79
  5. Step 5: Solve for x
    x = 60,721,158,357.79/229,585.79
  6. Step 6: Final answer
    x = 264,481.34

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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.