Home / 20,081.52-30,122.36-6,041.59

Finding the Fourth Proportional to 20,081.52, 30,122.36 and 6,041.59

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Solution

The fourth proportional to 20,081.52, 30,122.36 and 6,041.59 is: 9,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,081.52 : 30,122.36 = 6,041.59 : x
  2. Step 2: Convert to fraction form
    20,081.52/30,122.36 = 6,041.59/x
  3. Step 3: Cross multiply
    20,081.52x = 30,122.36 × 6,041.59
  4. Step 4: Simplify right side
    20,081.52x = 181,986,849.10
  5. Step 5: Solve for x
    x = 181,986,849.10/20,081.52
  6. Step 6: Final answer
    x = 9,062.40

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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.