Home / 53,447.67-80,176.08-14,004.78

Finding the Fourth Proportional to 53,447.67, 80,176.08 and 14,004.78

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Solution

The fourth proportional to 53,447.67, 80,176.08 and 14,004.78 is: 21,008.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,447.67 : 80,176.08 = 14,004.78 : x
  2. Step 2: Convert to fraction form
    53,447.67/80,176.08 = 14,004.78/x
  3. Step 3: Cross multiply
    53,447.67x = 80,176.08 × 14,004.78
  4. Step 4: Simplify right side
    53,447.67x = 1,122,848,361.66
  5. Step 5: Solve for x
    x = 1,122,848,361.66/53,447.67
  6. Step 6: Final answer
    x = 21,008.37

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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.