Home / 96,384.92-133,138.26-74,000.48

Finding the Fourth Proportional to 96,384.92, 133,138.26 and 74,000.48

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Solution

The fourth proportional to 96,384.92, 133,138.26 and 74,000.48 is: 102,218.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,384.92 : 133,138.26 = 74,000.48 : x
  2. Step 2: Convert to fraction form
    96,384.92/133,138.26 = 74,000.48/x
  3. Step 3: Cross multiply
    96,384.92x = 133,138.26 × 74,000.48
  4. Step 4: Simplify right side
    96,384.92x = 9,852,295,146.36
  5. Step 5: Solve for x
    x = 9,852,295,146.36/96,384.92
  6. Step 6: Final answer
    x = 102,218.22

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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.