Home / 49,253.29-73,909.81-19,668.64

Finding the Fourth Proportional to 49,253.29, 73,909.81 and 19,668.64

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Solution

The fourth proportional to 49,253.29, 73,909.81 and 19,668.64 is: 29,514.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,253.29 : 73,909.81 = 19,668.64 : x
  2. Step 2: Convert to fraction form
    49,253.29/73,909.81 = 19,668.64/x
  3. Step 3: Cross multiply
    49,253.29x = 73,909.81 × 19,668.64
  4. Step 4: Simplify right side
    49,253.29x = 1,453,705,445.36
  5. Step 5: Solve for x
    x = 1,453,705,445.36/49,253.29
  6. Step 6: Final answer
    x = 29,514.89

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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.