Home / 53,884.74-80,827.27-18,824.40

Finding the Fourth Proportional to 53,884.74, 80,827.27 and 18,824.40

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Solution

The fourth proportional to 53,884.74, 80,827.27 and 18,824.40 is: 28,236.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,884.74 : 80,827.27 = 18,824.40 : x
  2. Step 2: Convert to fraction form
    53,884.74/80,827.27 = 18,824.40/x
  3. Step 3: Cross multiply
    53,884.74x = 80,827.27 × 18,824.40
  4. Step 4: Simplify right side
    53,884.74x = 1,521,524,814.33
  5. Step 5: Solve for x
    x = 1,521,524,814.33/53,884.74
  6. Step 6: Final answer
    x = 28,236.65

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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.