Home / 53,625.66-80,438.47-18,565.30

Finding the Fourth Proportional to 53,625.66, 80,438.47 and 18,565.30

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Solution

The fourth proportional to 53,625.66, 80,438.47 and 18,565.30 is: 27,847.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,625.66 : 80,438.47 = 18,565.30 : x
  2. Step 2: Convert to fraction form
    53,625.66/80,438.47 = 18,565.30/x
  3. Step 3: Cross multiply
    53,625.66x = 80,438.47 × 18,565.30
  4. Step 4: Simplify right side
    53,625.66x = 1,493,364,327.09
  5. Step 5: Solve for x
    x = 1,493,364,327.09/53,625.66
  6. Step 6: Final answer
    x = 27,847.94

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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.