Home / 53,765.32-80,639.34-16,829.32

Finding the Fourth Proportional to 53,765.32, 80,639.34 and 16,829.32

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Solution

The fourth proportional to 53,765.32, 80,639.34 and 16,829.32 is: 25,241.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,765.32 : 80,639.34 = 16,829.32 : x
  2. Step 2: Convert to fraction form
    53,765.32/80,639.34 = 16,829.32/x
  3. Step 3: Cross multiply
    53,765.32x = 80,639.34 × 16,829.32
  4. Step 4: Simplify right side
    53,765.32x = 1,357,105,257.45
  5. Step 5: Solve for x
    x = 1,357,105,257.45/53,765.32
  6. Step 6: Final answer
    x = 25,241.28

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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.