Home / 36,121.69-54,182.54-23,720.05

Finding the Fourth Proportional to 36,121.69, 54,182.54 and 23,720.05

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Solution

The fourth proportional to 36,121.69, 54,182.54 and 23,720.05 is: 35,580.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,121.69 : 54,182.54 = 23,720.05 : x
  2. Step 2: Convert to fraction form
    36,121.69/54,182.54 = 23,720.05/x
  3. Step 3: Cross multiply
    36,121.69x = 54,182.54 × 23,720.05
  4. Step 4: Simplify right side
    36,121.69x = 1,285,212,557.93
  5. Step 5: Solve for x
    x = 1,285,212,557.93/36,121.69
  6. Step 6: Final answer
    x = 35,580.08

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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.