Home / 119,299.80-164,634.06-68,313.30

Finding the Fourth Proportional to 119,299.80, 164,634.06 and 68,313.30

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Solution

The fourth proportional to 119,299.80, 164,634.06 and 68,313.30 is: 94,272.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,299.80 : 164,634.06 = 68,313.30 : x
  2. Step 2: Convert to fraction form
    119,299.80/164,634.06 = 68,313.30/x
  3. Step 3: Cross multiply
    119,299.80x = 164,634.06 × 68,313.30
  4. Step 4: Simplify right side
    119,299.80x = 11,246,695,931.00
  5. Step 5: Solve for x
    x = 11,246,695,931.00/119,299.80
  6. Step 6: Final answer
    x = 94,272.55

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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.