Home / 119,257.54-164,579.38-68,286.76

Finding the Fourth Proportional to 119,257.54, 164,579.38 and 68,286.76

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Solution

The fourth proportional to 119,257.54, 164,579.38 and 68,286.76 is: 94,238.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,257.54 : 164,579.38 = 68,286.76 : x
  2. Step 2: Convert to fraction form
    119,257.54/164,579.38 = 68,286.76/x
  3. Step 3: Cross multiply
    119,257.54x = 164,579.38 × 68,286.76
  4. Step 4: Simplify right side
    119,257.54x = 11,238,592,040.84
  5. Step 5: Solve for x
    x = 11,238,592,040.84/119,257.54
  6. Step 6: Final answer
    x = 94,238.00

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1.5x scale

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.