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Finding the Fourth Proportional to 63,256.69, 94,881.80 and 18,883.81

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Solution

The fourth proportional to 63,256.69, 94,881.80 and 18,883.81 is: 28,324.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,256.69 : 94,881.80 = 18,883.81 : x
  2. Step 2: Convert to fraction form
    63,256.69/94,881.80 = 18,883.81/x
  3. Step 3: Cross multiply
    63,256.69x = 94,881.80 × 18,883.81
  4. Step 4: Simplify right side
    63,256.69x = 1,791,729,789.24
  5. Step 5: Solve for x
    x = 1,791,729,789.24/63,256.69
  6. Step 6: Final answer
    x = 28,324.75

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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.