Home / 147,838.23-203,945.41-96,828.51

Finding the Fourth Proportional to 147,838.23, 203,945.41 and 96,828.51

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Solution

The fourth proportional to 147,838.23, 203,945.41 and 96,828.51 is: 133,576.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,838.23 : 203,945.41 = 96,828.51 : x
  2. Step 2: Convert to fraction form
    147,838.23/203,945.41 = 96,828.51/x
  3. Step 3: Cross multiply
    147,838.23x = 203,945.41 × 96,828.51
  4. Step 4: Simplify right side
    147,838.23x = 19,747,731,057.47
  5. Step 5: Solve for x
    x = 19,747,731,057.47/147,838.23
  6. Step 6: Final answer
    x = 133,576.62

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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.