Home / 36,492.09-54,738.12-28,184.22

Finding the Fourth Proportional to 36,492.09, 54,738.12 and 28,184.22

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Solution

The fourth proportional to 36,492.09, 54,738.12 and 28,184.22 is: 42,276.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,492.09 : 54,738.12 = 28,184.22 : x
  2. Step 2: Convert to fraction form
    36,492.09/54,738.12 = 28,184.22/x
  3. Step 3: Cross multiply
    36,492.09x = 54,738.12 × 28,184.22
  4. Step 4: Simplify right side
    36,492.09x = 1,542,751,216.47
  5. Step 5: Solve for x
    x = 1,542,751,216.47/36,492.09
  6. Step 6: Final answer
    x = 42,276.32

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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.