Home / 119,384.36-164,773.81-68,431.24

Finding the Fourth Proportional to 119,384.36, 164,773.81 and 68,431.24

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Solution

The fourth proportional to 119,384.36, 164,773.81 and 68,431.24 is: 94,448.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,384.36 : 164,773.81 = 68,431.24 : x
  2. Step 2: Convert to fraction form
    119,384.36/164,773.81 = 68,431.24/x
  3. Step 3: Cross multiply
    119,384.36x = 164,773.81 × 68,431.24
  4. Step 4: Simplify right side
    119,384.36x = 11,275,676,137.82
  5. Step 5: Solve for x
    x = 11,275,676,137.82/119,384.36
  6. Step 6: Final answer
    x = 94,448.52

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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.