Home / 53,505.46-80,261.65-17,965.35

Finding the Fourth Proportional to 53,505.46, 80,261.65 and 17,965.35

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Solution

The fourth proportional to 53,505.46, 80,261.65 and 17,965.35 is: 26,949.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,505.46 : 80,261.65 = 17,965.35 : x
  2. Step 2: Convert to fraction form
    53,505.46/80,261.65 = 17,965.35/x
  3. Step 3: Cross multiply
    53,505.46x = 80,261.65 × 17,965.35
  4. Step 4: Simplify right side
    53,505.46x = 1,441,928,656.28
  5. Step 5: Solve for x
    x = 1,441,928,656.28/53,505.46
  6. Step 6: Final answer
    x = 26,949.19

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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.