Home / 104,685.26-157,093.52-54,805.28

Finding the Fourth Proportional to 104,685.26, 157,093.52 and 54,805.28

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Solution

The fourth proportional to 104,685.26, 157,093.52 and 54,805.28 is: 82,242.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,685.26 : 157,093.52 = 54,805.28 : x
  2. Step 2: Convert to fraction form
    104,685.26/157,093.52 = 54,805.28/x
  3. Step 3: Cross multiply
    104,685.26x = 157,093.52 × 54,805.28
  4. Step 4: Simplify right side
    104,685.26x = 8,609,553,290.29
  5. Step 5: Solve for x
    x = 8,609,553,290.29/104,685.26
  6. Step 6: Final answer
    x = 82,242.27

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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.