Home / 47,778.98-71,668.62-14,499.32

Finding the Fourth Proportional to 47,778.98, 71,668.62 and 14,499.32

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Solution

The fourth proportional to 47,778.98, 71,668.62 and 14,499.32 is: 21,749.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,778.98 : 71,668.62 = 14,499.32 : x
  2. Step 2: Convert to fraction form
    47,778.98/71,668.62 = 14,499.32/x
  3. Step 3: Cross multiply
    47,778.98x = 71,668.62 × 14,499.32
  4. Step 4: Simplify right side
    47,778.98x = 1,039,146,255.34
  5. Step 5: Solve for x
    x = 1,039,146,255.34/47,778.98
  6. Step 6: Final answer
    x = 21,749.03

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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.