Home / 53,627.40-80,464.86-18,592.20

Finding the Fourth Proportional to 53,627.40, 80,464.86 and 18,592.20

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Solution

The fourth proportional to 53,627.40, 80,464.86 and 18,592.20 is: 27,896.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,627.40 : 80,464.86 = 18,592.20 : x
  2. Step 2: Convert to fraction form
    53,627.40/80,464.86 = 18,592.20/x
  3. Step 3: Cross multiply
    53,627.40x = 80,464.86 × 18,592.20
  4. Step 4: Simplify right side
    53,627.40x = 1,496,018,770.09
  5. Step 5: Solve for x
    x = 1,496,018,770.09/53,627.40
  6. Step 6: Final answer
    x = 27,896.54

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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.