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Finding the Fourth Proportional to 63,825.94, 88,066.47 and 36,958.78

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Solution

The fourth proportional to 63,825.94, 88,066.47 and 36,958.78 is: 50,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,825.94 : 88,066.47 = 36,958.78 : x
  2. Step 2: Convert to fraction form
    63,825.94/88,066.47 = 36,958.78/x
  3. Step 3: Cross multiply
    63,825.94x = 88,066.47 × 36,958.78
  4. Step 4: Simplify right side
    63,825.94x = 3,254,829,290.11
  5. Step 5: Solve for x
    x = 3,254,829,290.11/63,825.94
  6. Step 6: Final answer
    x = 50,995.40

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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.