Home / 52,514.70-78,783.78-19,234.08

Finding the Fourth Proportional to 52,514.70, 78,783.78 and 19,234.08

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Solution

The fourth proportional to 52,514.70, 78,783.78 and 19,234.08 is: 28,855.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,514.70 : 78,783.78 = 19,234.08 : x
  2. Step 2: Convert to fraction form
    52,514.70/78,783.78 = 19,234.08/x
  3. Step 3: Cross multiply
    52,514.70x = 78,783.78 × 19,234.08
  4. Step 4: Simplify right side
    52,514.70x = 1,515,333,527.22
  5. Step 5: Solve for x
    x = 1,515,333,527.22/52,514.70
  6. Step 6: Final answer
    x = 28,855.42

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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.