Home / 164,979.96-247,358.82-76,184.52

Finding the Fourth Proportional to 164,979.96, 247,358.82 and 76,184.52

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Solution

The fourth proportional to 164,979.96, 247,358.82 and 76,184.52 is: 114,225.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,979.96 : 247,358.82 = 76,184.52 : x
  2. Step 2: Convert to fraction form
    164,979.96/247,358.82 = 76,184.52/x
  3. Step 3: Cross multiply
    164,979.96x = 247,358.82 × 76,184.52
  4. Step 4: Simplify right side
    164,979.96x = 18,844,912,969.47
  5. Step 5: Solve for x
    x = 18,844,912,969.47/164,979.96
  6. Step 6: Final answer
    x = 114,225.47

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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.