Home / 20,073.06-30,106.35-6,225.30

Finding the Fourth Proportional to 20,073.06, 30,106.35 and 6,225.30

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Solution

The fourth proportional to 20,073.06, 30,106.35 and 6,225.30 is: 9,336.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,073.06 : 30,106.35 = 6,225.30 : x
  2. Step 2: Convert to fraction form
    20,073.06/30,106.35 = 6,225.30/x
  3. Step 3: Cross multiply
    20,073.06x = 30,106.35 × 6,225.30
  4. Step 4: Simplify right side
    20,073.06x = 187,421,060.66
  5. Step 5: Solve for x
    x = 187,421,060.66/20,073.06
  6. Step 6: Final answer
    x = 9,336.95

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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.