Home / 45,418.96-68,011.80-27,835.52

Finding the Fourth Proportional to 45,418.96, 68,011.80 and 27,835.52

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Solution

The fourth proportional to 45,418.96, 68,011.80 and 27,835.52 is: 41,681.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,418.96 : 68,011.80 = 27,835.52 : x
  2. Step 2: Convert to fraction form
    45,418.96/68,011.80 = 27,835.52/x
  3. Step 3: Cross multiply
    45,418.96x = 68,011.80 × 27,835.52
  4. Step 4: Simplify right side
    45,418.96x = 1,893,143,819.14
  5. Step 5: Solve for x
    x = 1,893,143,819.14/45,418.96
  6. Step 6: Final answer
    x = 41,681.80

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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.