Home / 115,295.81-172,996.26-59,175.33

Finding the Fourth Proportional to 115,295.81, 172,996.26 and 59,175.33

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Solution

The fourth proportional to 115,295.81, 172,996.26 and 59,175.33 is: 88,789.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,295.81 : 172,996.26 = 59,175.33 : x
  2. Step 2: Convert to fraction form
    115,295.81/172,996.26 = 59,175.33/x
  3. Step 3: Cross multiply
    115,295.81x = 172,996.26 × 59,175.33
  4. Step 4: Simplify right side
    115,295.81x = 10,237,109,909.28
  5. Step 5: Solve for x
    x = 10,237,109,909.28/115,295.81
  6. Step 6: Final answer
    x = 88,789.96

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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.