Home / 53,890.08-80,844.30-18,347.64

Finding the Fourth Proportional to 53,890.08, 80,844.30 and 18,347.64

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Solution

The fourth proportional to 53,890.08, 80,844.30 and 18,347.64 is: 27,524.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,890.08 : 80,844.30 = 18,347.64 : x
  2. Step 2: Convert to fraction form
    53,890.08/80,844.30 = 18,347.64/x
  3. Step 3: Cross multiply
    53,890.08x = 80,844.30 × 18,347.64
  4. Step 4: Simplify right side
    53,890.08x = 1,483,302,112.45
  5. Step 5: Solve for x
    x = 1,483,302,112.45/53,890.08
  6. Step 6: Final answer
    x = 27,524.59

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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.