Home / 53,365.92-80,049.69-18,330.18

Finding the Fourth Proportional to 53,365.92, 80,049.69 and 18,330.18

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Solution

The fourth proportional to 53,365.92, 80,049.69 and 18,330.18 is: 27,495.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,365.92 : 80,049.69 = 18,330.18 : x
  2. Step 2: Convert to fraction form
    53,365.92/80,049.69 = 18,330.18/x
  3. Step 3: Cross multiply
    53,365.92x = 80,049.69 × 18,330.18
  4. Step 4: Simplify right side
    53,365.92x = 1,467,325,226.64
  5. Step 5: Solve for x
    x = 1,467,325,226.64/53,365.92
  6. Step 6: Final answer
    x = 27,495.55

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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.