Home / 53,761.30-80,642.26-16,321.44

Finding the Fourth Proportional to 53,761.30, 80,642.26 and 16,321.44

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Solution

The fourth proportional to 53,761.30, 80,642.26 and 16,321.44 is: 24,482.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,761.30 : 80,642.26 = 16,321.44 : x
  2. Step 2: Convert to fraction form
    53,761.30/80,642.26 = 16,321.44/x
  3. Step 3: Cross multiply
    53,761.30x = 80,642.26 × 16,321.44
  4. Step 4: Simplify right side
    53,761.30x = 1,316,197,808.05
  5. Step 5: Solve for x
    x = 1,316,197,808.05/53,761.30
  6. Step 6: Final answer
    x = 24,482.25

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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.