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Finding the Fourth Proportional to 17,953.84, 24,798.52 and 12,672.24

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Solution

The fourth proportional to 17,953.84, 24,798.52 and 12,672.24 is: 17,503.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,953.84 : 24,798.52 = 12,672.24 : x
  2. Step 2: Convert to fraction form
    17,953.84/24,798.52 = 12,672.24/x
  3. Step 3: Cross multiply
    17,953.84x = 24,798.52 × 12,672.24
  4. Step 4: Simplify right side
    17,953.84x = 314,252,797.08
  5. Step 5: Solve for x
    x = 314,252,797.08/17,953.84
  6. Step 6: Final answer
    x = 17,503.38

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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.