Home / 53,623.15-80,434.72-18,562.80

Finding the Fourth Proportional to 53,623.15, 80,434.72 and 18,562.80

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Solution

The fourth proportional to 53,623.15, 80,434.72 and 18,562.80 is: 27,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,623.15 : 80,434.72 = 18,562.80 : x
  2. Step 2: Convert to fraction form
    53,623.15/80,434.72 = 18,562.80/x
  3. Step 3: Cross multiply
    53,623.15x = 80,434.72 × 18,562.80
  4. Step 4: Simplify right side
    53,623.15x = 1,493,093,945.25
  5. Step 5: Solve for x
    x = 1,493,093,945.25/53,623.15
  6. Step 6: Final answer
    x = 27,844.21

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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.