Home / 161,871.89-242,829.99-55,227.24

Finding the Fourth Proportional to 161,871.89, 242,829.99 and 55,227.24

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Solution

The fourth proportional to 161,871.89, 242,829.99 and 55,227.24 is: 82,848.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,871.89 : 242,829.99 = 55,227.24 : x
  2. Step 2: Convert to fraction form
    161,871.89/242,829.99 = 55,227.24/x
  3. Step 3: Cross multiply
    161,871.89x = 242,829.99 × 55,227.24
  4. Step 4: Simplify right side
    161,871.89x = 13,410,830,136.93
  5. Step 5: Solve for x
    x = 13,410,830,136.93/161,871.89
  6. Step 6: Final answer
    x = 82,848.42

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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.