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Finding the Fourth Proportional to 63,259.76, 94,903.95 and 18,884.85

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Solution

The fourth proportional to 63,259.76, 94,903.95 and 18,884.85 is: 28,331.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,259.76 : 94,903.95 = 18,884.85 : x
  2. Step 2: Convert to fraction form
    63,259.76/94,903.95 = 18,884.85/x
  3. Step 3: Cross multiply
    63,259.76x = 94,903.95 × 18,884.85
  4. Step 4: Simplify right side
    63,259.76x = 1,792,246,860.16
  5. Step 5: Solve for x
    x = 1,792,246,860.16/63,259.76
  6. Step 6: Final answer
    x = 28,331.55

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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.