Home / 130,174.84-179,511.96-97,986.52

Finding the Fourth Proportional to 130,174.84, 179,511.96 and 97,986.52

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Solution

The fourth proportional to 130,174.84, 179,511.96 and 97,986.52 is: 135,124.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,174.84 : 179,511.96 = 97,986.52 : x
  2. Step 2: Convert to fraction form
    130,174.84/179,511.96 = 97,986.52/x
  3. Step 3: Cross multiply
    130,174.84x = 179,511.96 × 97,986.52
  4. Step 4: Simplify right side
    130,174.84x = 17,589,752,258.78
  5. Step 5: Solve for x
    x = 17,589,752,258.78/130,174.84
  6. Step 6: Final answer
    x = 135,124.06

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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.