Home / 119,424.56-164,807.34-68,439.38

Finding the Fourth Proportional to 119,424.56, 164,807.34 and 68,439.38

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Solution

The fourth proportional to 119,424.56, 164,807.34 and 68,439.38 is: 94,447.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,424.56 : 164,807.34 = 68,439.38 : x
  2. Step 2: Convert to fraction form
    119,424.56/164,807.34 = 68,439.38/x
  3. Step 3: Cross multiply
    119,424.56x = 164,807.34 × 68,439.38
  4. Step 4: Simplify right side
    119,424.56x = 11,279,312,169.05
  5. Step 5: Solve for x
    x = 11,279,312,169.05/119,424.56
  6. Step 6: Final answer
    x = 94,447.17

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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.