Home / 53,822.30-80,733.37-18,287.32

Finding the Fourth Proportional to 53,822.30, 80,733.37 and 18,287.32

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Solution

The fourth proportional to 53,822.30, 80,733.37 and 18,287.32 is: 27,430.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,822.30 : 80,733.37 = 18,287.32 : x
  2. Step 2: Convert to fraction form
    53,822.30/80,733.37 = 18,287.32/x
  3. Step 3: Cross multiply
    53,822.30x = 80,733.37 × 18,287.32
  4. Step 4: Simplify right side
    53,822.30x = 1,476,396,770.03
  5. Step 5: Solve for x
    x = 1,476,396,770.03/53,822.30
  6. Step 6: Final answer
    x = 27,430.95

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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.