Home / 53,830.42-80,758.97-25,771.79

Finding the Fourth Proportional to 53,830.42, 80,758.97 and 25,771.79

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Solution

The fourth proportional to 53,830.42, 80,758.97 and 25,771.79 is: 38,664.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,830.42 : 80,758.97 = 25,771.79 : x
  2. Step 2: Convert to fraction form
    53,830.42/80,758.97 = 25,771.79/x
  3. Step 3: Cross multiply
    53,830.42x = 80,758.97 × 25,771.79
  4. Step 4: Simplify right side
    53,830.42x = 2,081,303,215.46
  5. Step 5: Solve for x
    x = 2,081,303,215.46/53,830.42
  6. Step 6: Final answer
    x = 38,664.07

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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.