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Finding the Fourth Proportional to 17,953.71, 24,750.45 and 12,632.01

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Solution

The fourth proportional to 17,953.71, 24,750.45 and 12,632.01 is: 17,414.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,953.71 : 24,750.45 = 12,632.01 : x
  2. Step 2: Convert to fraction form
    17,953.71/24,750.45 = 12,632.01/x
  3. Step 3: Cross multiply
    17,953.71x = 24,750.45 × 12,632.01
  4. Step 4: Simplify right side
    17,953.71x = 312,647,931.90
  5. Step 5: Solve for x
    x = 312,647,931.90/17,953.71
  6. Step 6: Final answer
    x = 17,414.11

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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.