Home / 53,961.21-80,529.75-48,056.31

Finding the Fourth Proportional to 53,961.21, 80,529.75 and 48,056.31

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Solution

The fourth proportional to 53,961.21, 80,529.75 and 48,056.31 is: 71,717.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,961.21 : 80,529.75 = 48,056.31 : x
  2. Step 2: Convert to fraction form
    53,961.21/80,529.75 = 48,056.31/x
  3. Step 3: Cross multiply
    53,961.21x = 80,529.75 × 48,056.31
  4. Step 4: Simplify right side
    53,961.21x = 3,869,962,630.22
  5. Step 5: Solve for x
    x = 3,869,962,630.22/53,961.21
  6. Step 6: Final answer
    x = 71,717.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.