Home / 53,940.09-80,910.06-14,497.18

Finding the Fourth Proportional to 53,940.09, 80,910.06 and 14,497.18

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Solution

The fourth proportional to 53,940.09, 80,910.06 and 14,497.18 is: 21,745.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,940.09 : 80,910.06 = 14,497.18 : x
  2. Step 2: Convert to fraction form
    53,940.09/80,910.06 = 14,497.18/x
  3. Step 3: Cross multiply
    53,940.09x = 80,910.06 × 14,497.18
  4. Step 4: Simplify right side
    53,940.09x = 1,172,967,703.63
  5. Step 5: Solve for x
    x = 1,172,967,703.63/53,940.09
  6. Step 6: Final answer
    x = 21,745.75

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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.