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Finding the Fourth Proportional to 63,103.73, 94,655.25 and 15,718.59

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Solution

The fourth proportional to 63,103.73, 94,655.25 and 15,718.59 is: 23,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,103.73 : 94,655.25 = 15,718.59 : x
  2. Step 2: Convert to fraction form
    63,103.73/94,655.25 = 15,718.59/x
  3. Step 3: Cross multiply
    63,103.73x = 94,655.25 × 15,718.59
  4. Step 4: Simplify right side
    63,103.73x = 1,487,847,066.10
  5. Step 5: Solve for x
    x = 1,487,847,066.10/63,103.73
  6. Step 6: Final answer
    x = 23,577.80

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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.