Home / 36,291.51-50,080.99-20,376.63

Finding the Fourth Proportional to 36,291.51, 50,080.99 and 20,376.63

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Solution

The fourth proportional to 36,291.51, 50,080.99 and 20,376.63 is: 28,119.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,291.51 : 50,080.99 = 20,376.63 : x
  2. Step 2: Convert to fraction form
    36,291.51/50,080.99 = 20,376.63/x
  3. Step 3: Cross multiply
    36,291.51x = 50,080.99 × 20,376.63
  4. Step 4: Simplify right side
    36,291.51x = 1,020,481,803.26
  5. Step 5: Solve for x
    x = 1,020,481,803.26/36,291.51
  6. Step 6: Final answer
    x = 28,119.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.