Home / 53,955.52-80,883.97-18,876.04

Finding the Fourth Proportional to 53,955.52, 80,883.97 and 18,876.04

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Solution

The fourth proportional to 53,955.52, 80,883.97 and 18,876.04 is: 28,296.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,955.52 : 80,883.97 = 18,876.04 : x
  2. Step 2: Convert to fraction form
    53,955.52/80,883.97 = 18,876.04/x
  3. Step 3: Cross multiply
    53,955.52x = 80,883.97 × 18,876.04
  4. Step 4: Simplify right side
    53,955.52x = 1,526,768,803.68
  5. Step 5: Solve for x
    x = 1,526,768,803.68/53,955.52
  6. Step 6: Final answer
    x = 28,296.81

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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.