Home / 36,188.80-54,280.58-12,173.26

Finding the Fourth Proportional to 36,188.80, 54,280.58 and 12,173.26

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Solution

The fourth proportional to 36,188.80, 54,280.58 and 12,173.26 is: 18,259.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,188.80 : 54,280.58 = 12,173.26 : x
  2. Step 2: Convert to fraction form
    36,188.80/54,280.58 = 12,173.26/x
  3. Step 3: Cross multiply
    36,188.80x = 54,280.58 × 12,173.26
  4. Step 4: Simplify right side
    36,188.80x = 660,771,739.64
  5. Step 5: Solve for x
    x = 660,771,739.64/36,188.80
  6. Step 6: Final answer
    x = 18,259.01

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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.