Home / 35,266.98-48,668.40-20,159.96

Finding the Fourth Proportional to 35,266.98, 48,668.40 and 20,159.96

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Solution

The fourth proportional to 35,266.98, 48,668.40 and 20,159.96 is: 27,820.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,266.98 : 48,668.40 = 20,159.96 : x
  2. Step 2: Convert to fraction form
    35,266.98/48,668.40 = 20,159.96/x
  3. Step 3: Cross multiply
    35,266.98x = 48,668.40 × 20,159.96
  4. Step 4: Simplify right side
    35,266.98x = 981,152,997.26
  5. Step 5: Solve for x
    x = 981,152,997.26/35,266.98
  6. Step 6: Final answer
    x = 27,820.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.