Home / 53,236.37-79,854.57-13,793.49

Finding the Fourth Proportional to 53,236.37, 79,854.57 and 13,793.49

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Solution

The fourth proportional to 53,236.37, 79,854.57 and 13,793.49 is: 20,690.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,236.37 : 79,854.57 = 13,793.49 : x
  2. Step 2: Convert to fraction form
    53,236.37/79,854.57 = 13,793.49/x
  3. Step 3: Cross multiply
    53,236.37x = 79,854.57 × 13,793.49
  4. Step 4: Simplify right side
    53,236.37x = 1,101,473,212.75
  5. Step 5: Solve for x
    x = 1,101,473,212.75/53,236.37
  6. Step 6: Final answer
    x = 20,690.24

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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.