Home / 55,851.48-83,759.45-18,404.57

Finding the Fourth Proportional to 55,851.48, 83,759.45 and 18,404.57

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Solution

The fourth proportional to 55,851.48, 83,759.45 and 18,404.57 is: 27,600.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,851.48 : 83,759.45 = 18,404.57 : x
  2. Step 2: Convert to fraction form
    55,851.48/83,759.45 = 18,404.57/x
  3. Step 3: Cross multiply
    55,851.48x = 83,759.45 × 18,404.57
  4. Step 4: Simplify right side
    55,851.48x = 1,541,556,149.87
  5. Step 5: Solve for x
    x = 1,541,556,149.87/55,851.48
  6. Step 6: Final answer
    x = 27,600.99

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1.5x scale

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.