Home / 53,910.77-80,855.01-14,458.50

Finding the Fourth Proportional to 53,910.77, 80,855.01 and 14,458.50

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Solution

The fourth proportional to 53,910.77, 80,855.01 and 14,458.50 is: 21,684.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,910.77 : 80,855.01 = 14,458.50 : x
  2. Step 2: Convert to fraction form
    53,910.77/80,855.01 = 14,458.50/x
  3. Step 3: Cross multiply
    53,910.77x = 80,855.01 × 14,458.50
  4. Step 4: Simplify right side
    53,910.77x = 1,169,042,162.09
  5. Step 5: Solve for x
    x = 1,169,042,162.09/53,910.77
  6. Step 6: Final answer
    x = 21,684.76

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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.