Home / 165,741.50-248,612.26-54,933.50

Finding the Fourth Proportional to 165,741.50, 248,612.26 and 54,933.50

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Solution

The fourth proportional to 165,741.50, 248,612.26 and 54,933.50 is: 82,400.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,741.50 : 248,612.26 = 54,933.50 : x
  2. Step 2: Convert to fraction form
    165,741.50/248,612.26 = 54,933.50/x
  3. Step 3: Cross multiply
    165,741.50x = 248,612.26 × 54,933.50
  4. Step 4: Simplify right side
    165,741.50x = 13,657,141,584.71
  5. Step 5: Solve for x
    x = 13,657,141,584.71/165,741.50
  6. Step 6: Final answer
    x = 82,400.25

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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.