Home / 179,110.88-247,208.33-102,681.28

Finding the Fourth Proportional to 179,110.88, 247,208.33 and 102,681.28

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Solution

The fourth proportional to 179,110.88, 247,208.33 and 102,681.28 is: 141,720.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,110.88 : 247,208.33 = 102,681.28 : x
  2. Step 2: Convert to fraction form
    179,110.88/247,208.33 = 102,681.28/x
  3. Step 3: Cross multiply
    179,110.88x = 247,208.33 × 102,681.28
  4. Step 4: Simplify right side
    179,110.88x = 25,383,666,001.61
  5. Step 5: Solve for x
    x = 25,383,666,001.61/179,110.88
  6. Step 6: Final answer
    x = 141,720.41

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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.