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Finding the Fourth Proportional to 15,797.81, 23,703.64 and 7,483.77

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Solution

The fourth proportional to 15,797.81, 23,703.64 and 7,483.77 is: 11,228.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,797.81 : 23,703.64 = 7,483.77 : x
  2. Step 2: Convert to fraction form
    15,797.81/23,703.64 = 7,483.77/x
  3. Step 3: Cross multiply
    15,797.81x = 23,703.64 × 7,483.77
  4. Step 4: Simplify right side
    15,797.81x = 177,392,571.21
  5. Step 5: Solve for x
    x = 177,392,571.21/15,797.81
  6. Step 6: Final answer
    x = 11,228.93

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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.