Home / 217,946.33-326,967.00-91,514.49

Finding the Fourth Proportional to 217,946.33, 326,967.00 and 91,514.49

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Solution

The fourth proportional to 217,946.33, 326,967.00 and 91,514.49 is: 137,291.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,946.33 : 326,967.00 = 91,514.49 : x
  2. Step 2: Convert to fraction form
    217,946.33/326,967.00 = 91,514.49/x
  3. Step 3: Cross multiply
    217,946.33x = 326,967.00 × 91,514.49
  4. Step 4: Simplify right side
    217,946.33x = 29,922,218,521.71
  5. Step 5: Solve for x
    x = 29,922,218,521.71/217,946.33
  6. Step 6: Final answer
    x = 137,291.68

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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.