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Finding the Fourth Proportional to 73,006.94, 109,510.41 and 25,659.20

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Solution

The fourth proportional to 73,006.94, 109,510.41 and 25,659.20 is: 38,488.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,006.94 : 109,510.41 = 25,659.20 : x
  2. Step 2: Convert to fraction form
    73,006.94/109,510.41 = 25,659.20/x
  3. Step 3: Cross multiply
    73,006.94x = 109,510.41 × 25,659.20
  4. Step 4: Simplify right side
    73,006.94x = 2,809,949,512.27
  5. Step 5: Solve for x
    x = 2,809,949,512.27/73,006.94
  6. Step 6: Final answer
    x = 38,488.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.