Home / 20,052.06-30,079.08-5,261.01

Finding the Fourth Proportional to 20,052.06, 30,079.08 and 5,261.01

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Solution

The fourth proportional to 20,052.06, 30,079.08 and 5,261.01 is: 7,891.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,052.06 : 30,079.08 = 5,261.01 : x
  2. Step 2: Convert to fraction form
    20,052.06/30,079.08 = 5,261.01/x
  3. Step 3: Cross multiply
    20,052.06x = 30,079.08 × 5,261.01
  4. Step 4: Simplify right side
    20,052.06x = 158,246,340.67
  5. Step 5: Solve for x
    x = 158,246,340.67/20,052.06
  6. Step 6: Final answer
    x = 7,891.77

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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.