Home / 164,789.51-227,415.65-93,165.26

Finding the Fourth Proportional to 164,789.51, 227,415.65 and 93,165.26

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Solution

The fourth proportional to 164,789.51, 227,415.65 and 93,165.26 is: 128,571.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,789.51 : 227,415.65 = 93,165.26 : x
  2. Step 2: Convert to fraction form
    164,789.51/227,415.65 = 93,165.26/x
  3. Step 3: Cross multiply
    164,789.51x = 227,415.65 × 93,165.26
  4. Step 4: Simplify right side
    164,789.51x = 21,187,237,125.95
  5. Step 5: Solve for x
    x = 21,187,237,125.95/164,789.51
  6. Step 6: Final answer
    x = 128,571.52

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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.