Home / 165,239.51-228,029.73-93,619.39

Finding the Fourth Proportional to 165,239.51, 228,029.73 and 93,619.39

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Solution

The fourth proportional to 165,239.51, 228,029.73 and 93,619.39 is: 129,194.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,239.51 : 228,029.73 = 93,619.39 : x
  2. Step 2: Convert to fraction form
    165,239.51/228,029.73 = 93,619.39/x
  3. Step 3: Cross multiply
    165,239.51x = 228,029.73 × 93,619.39
  4. Step 4: Simplify right side
    165,239.51x = 21,348,004,224.46
  5. Step 5: Solve for x
    x = 21,348,004,224.46/165,239.51
  6. Step 6: Final answer
    x = 129,194.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.