Home / 55,975.30-83,961.15-18,537.10

Finding the Fourth Proportional to 55,975.30, 83,961.15 and 18,537.10

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Solution

The fourth proportional to 55,975.30, 83,961.15 and 18,537.10 is: 27,805.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,975.30 : 83,961.15 = 18,537.10 : x
  2. Step 2: Convert to fraction form
    55,975.30/83,961.15 = 18,537.10/x
  3. Step 3: Cross multiply
    55,975.30x = 83,961.15 × 18,537.10
  4. Step 4: Simplify right side
    55,975.30x = 1,556,396,233.67
  5. Step 5: Solve for x
    x = 1,556,396,233.67/55,975.30
  6. Step 6: Final answer
    x = 27,805.05

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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.