Home / 119,422.40-164,826.48-68,469.36

Finding the Fourth Proportional to 119,422.40, 164,826.48 and 68,469.36

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Solution

The fourth proportional to 119,422.40, 164,826.48 and 68,469.36 is: 94,501.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,422.40 : 164,826.48 = 68,469.36 : x
  2. Step 2: Convert to fraction form
    119,422.40/164,826.48 = 68,469.36/x
  3. Step 3: Cross multiply
    119,422.40x = 164,826.48 × 68,469.36
  4. Step 4: Simplify right side
    119,422.40x = 11,285,563,596.65
  5. Step 5: Solve for x
    x = 11,285,563,596.65/119,422.40
  6. Step 6: Final answer
    x = 94,501.23

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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.