Home / 119,308.41-164,583.36-73,971.90

Finding the Fourth Proportional to 119,308.41, 164,583.36 and 73,971.90

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Solution

The fourth proportional to 119,308.41, 164,583.36 and 73,971.90 is: 102,042.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,308.41 : 164,583.36 = 73,971.90 : x
  2. Step 2: Convert to fraction form
    119,308.41/164,583.36 = 73,971.90/x
  3. Step 3: Cross multiply
    119,308.41x = 164,583.36 × 73,971.90
  4. Step 4: Simplify right side
    119,308.41x = 12,174,543,847.58
  5. Step 5: Solve for x
    x = 12,174,543,847.58/119,308.41
  6. Step 6: Final answer
    x = 102,042.63

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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.