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Finding the Fourth Proportional to 24,759.72, 37,111.64 and 12,288.64

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Solution

The fourth proportional to 24,759.72, 37,111.64 and 12,288.64 is: 18,419.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,759.72 : 37,111.64 = 12,288.64 : x
  2. Step 2: Convert to fraction form
    24,759.72/37,111.64 = 12,288.64/x
  3. Step 3: Cross multiply
    24,759.72x = 37,111.64 × 12,288.64
  4. Step 4: Simplify right side
    24,759.72x = 456,051,583.77
  5. Step 5: Solve for x
    x = 456,051,583.77/24,759.72
  6. Step 6: Final answer
    x = 18,419.09

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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.