Home / 119,022.62-164,239.25-71,274.74

Finding the Fourth Proportional to 119,022.62, 164,239.25 and 71,274.74

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Solution

The fourth proportional to 119,022.62, 164,239.25 and 71,274.74 is: 98,351.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,022.62 : 164,239.25 = 71,274.74 : x
  2. Step 2: Convert to fraction form
    119,022.62/164,239.25 = 71,274.74/x
  3. Step 3: Cross multiply
    119,022.62x = 164,239.25 × 71,274.74
  4. Step 4: Simplify right side
    119,022.62x = 11,706,108,663.98
  5. Step 5: Solve for x
    x = 11,706,108,663.98/119,022.62
  6. Step 6: Final answer
    x = 98,351.97

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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.