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Finding the Fourth Proportional to 104,744.92, 144,717.30 and 73,055.32

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Solution

The fourth proportional to 104,744.92, 144,717.30 and 73,055.32 is: 100,934.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,744.92 : 144,717.30 = 73,055.32 : x
  2. Step 2: Convert to fraction form
    104,744.92/144,717.30 = 73,055.32/x
  3. Step 3: Cross multiply
    104,744.92x = 144,717.30 × 73,055.32
  4. Step 4: Simplify right side
    104,744.92x = 10,572,368,661.04
  5. Step 5: Solve for x
    x = 10,572,368,661.04/104,744.92
  6. Step 6: Final answer
    x = 100,934.43

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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.