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Finding the Fourth Proportional to 63,257.69, 94,883.29 and 18,884.81

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Solution

The fourth proportional to 63,257.69, 94,883.29 and 18,884.81 is: 28,326.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,257.69 : 94,883.29 = 18,884.81 : x
  2. Step 2: Convert to fraction form
    63,257.69/94,883.29 = 18,884.81/x
  3. Step 3: Cross multiply
    63,257.69x = 94,883.29 × 18,884.81
  4. Step 4: Simplify right side
    63,257.69x = 1,791,852,903.82
  5. Step 5: Solve for x
    x = 1,791,852,903.82/63,257.69
  6. Step 6: Final answer
    x = 28,326.25

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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.