Home / 20,124.17-30,176.45-6,081.49

Finding the Fourth Proportional to 20,124.17, 30,176.45 and 6,081.49

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Solution

The fourth proportional to 20,124.17, 30,176.45 and 6,081.49 is: 9,119.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,124.17 : 30,176.45 = 6,081.49 : x
  2. Step 2: Convert to fraction form
    20,124.17/30,176.45 = 6,081.49/x
  3. Step 3: Cross multiply
    20,124.17x = 30,176.45 × 6,081.49
  4. Step 4: Simplify right side
    20,124.17x = 183,517,778.91
  5. Step 5: Solve for x
    x = 183,517,778.91/20,124.17
  6. Step 6: Final answer
    x = 9,119.27

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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.