Home / 53,741.36-80,596.92-18,680.24

Finding the Fourth Proportional to 53,741.36, 80,596.92 and 18,680.24

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Solution

The fourth proportional to 53,741.36, 80,596.92 and 18,680.24 is: 28,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,741.36 : 80,596.92 = 18,680.24 : x
  2. Step 2: Convert to fraction form
    53,741.36/80,596.92 = 18,680.24/x
  3. Step 3: Cross multiply
    53,741.36x = 80,596.92 × 18,680.24
  4. Step 4: Simplify right side
    53,741.36x = 1,505,569,808.86
  5. Step 5: Solve for x
    x = 1,505,569,808.86/53,741.36
  6. Step 6: Final answer
    x = 28,015.10

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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.