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Finding the Fourth Proportional to 72,574.92, 100,164.24 and 44,297.01

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Solution

The fourth proportional to 72,574.92, 100,164.24 and 44,297.01 is: 61,136.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,574.92 : 100,164.24 = 44,297.01 : x
  2. Step 2: Convert to fraction form
    72,574.92/100,164.24 = 44,297.01/x
  3. Step 3: Cross multiply
    72,574.92x = 100,164.24 × 44,297.01
  4. Step 4: Simplify right side
    72,574.92x = 4,436,976,340.92
  5. Step 5: Solve for x
    x = 4,436,976,340.92/72,574.92
  6. Step 6: Final answer
    x = 61,136.50

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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.