Home / 146,456.80-202,113.78-82,798.36

Finding the Fourth Proportional to 146,456.80, 202,113.78 and 82,798.36

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Solution

The fourth proportional to 146,456.80, 202,113.78 and 82,798.36 is: 114,263.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,456.80 : 202,113.78 = 82,798.36 : x
  2. Step 2: Convert to fraction form
    146,456.80/202,113.78 = 82,798.36/x
  3. Step 3: Cross multiply
    146,456.80x = 202,113.78 × 82,798.36
  4. Step 4: Simplify right side
    146,456.80x = 16,734,689,517.40
  5. Step 5: Solve for x
    x = 16,734,689,517.40/146,456.80
  6. Step 6: Final answer
    x = 114,263.66

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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.