Home / 53,498.07-80,203.32-20,199.24

Finding the Fourth Proportional to 53,498.07, 80,203.32 and 20,199.24

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Solution

The fourth proportional to 53,498.07, 80,203.32 and 20,199.24 is: 30,282.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,498.07 : 80,203.32 = 20,199.24 : x
  2. Step 2: Convert to fraction form
    53,498.07/80,203.32 = 20,199.24/x
  3. Step 3: Cross multiply
    53,498.07x = 80,203.32 × 20,199.24
  4. Step 4: Simplify right side
    53,498.07x = 1,620,046,109.48
  5. Step 5: Solve for x
    x = 1,620,046,109.48/53,498.07
  6. Step 6: Final answer
    x = 30,282.33

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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.