Home / 53,415.67-80,093.93-21,847.89

Finding the Fourth Proportional to 53,415.67, 80,093.93 and 21,847.89

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Solution

The fourth proportional to 53,415.67, 80,093.93 and 21,847.89 is: 32,759.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415.67 : 80,093.93 = 21,847.89 : x
  2. Step 2: Convert to fraction form
    53,415.67/80,093.93 = 21,847.89/x
  3. Step 3: Cross multiply
    53,415.67x = 80,093.93 × 21,847.89
  4. Step 4: Simplify right side
    53,415.67x = 1,749,883,686.31
  5. Step 5: Solve for x
    x = 1,749,883,686.31/53,415.67
  6. Step 6: Final answer
    x = 32,759.74

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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.