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Finding the Fourth Proportional to 104,995.91, 144,890.73 and 59,673.09

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Solution

The fourth proportional to 104,995.91, 144,890.73 and 59,673.09 is: 82,346.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,995.91 : 144,890.73 = 59,673.09 : x
  2. Step 2: Convert to fraction form
    104,995.91/144,890.73 = 59,673.09/x
  3. Step 3: Cross multiply
    104,995.91x = 144,890.73 × 59,673.09
  4. Step 4: Simplify right side
    104,995.91x = 8,646,077,571.46
  5. Step 5: Solve for x
    x = 8,646,077,571.46/104,995.91
  6. Step 6: Final answer
    x = 82,346.81

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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.