Home / 53,624.15-80,436.22-18,563.80

Finding the Fourth Proportional to 53,624.15, 80,436.22 and 18,563.80

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Solution

The fourth proportional to 53,624.15, 80,436.22 and 18,563.80 is: 27,845.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,624.15 : 80,436.22 = 18,563.80 : x
  2. Step 2: Convert to fraction form
    53,624.15/80,436.22 = 18,563.80/x
  3. Step 3: Cross multiply
    53,624.15x = 80,436.22 × 18,563.80
  4. Step 4: Simplify right side
    53,624.15x = 1,493,201,900.84
  5. Step 5: Solve for x
    x = 1,493,201,900.84/53,624.15
  6. Step 6: Final answer
    x = 27,845.70

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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.