Home / 53,426.56-80,144.16-18,366.24

Finding the Fourth Proportional to 53,426.56, 80,144.16 and 18,366.24

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Solution

The fourth proportional to 53,426.56, 80,144.16 and 18,366.24 is: 27,550.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,426.56 : 80,144.16 = 18,366.24 : x
  2. Step 2: Convert to fraction form
    53,426.56/80,144.16 = 18,366.24/x
  3. Step 3: Cross multiply
    53,426.56x = 80,144.16 × 18,366.24
  4. Step 4: Simplify right side
    53,426.56x = 1,471,946,877.16
  5. Step 5: Solve for x
    x = 1,471,946,877.16/53,426.56
  6. Step 6: Final answer
    x = 27,550.85

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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.