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Finding the Fourth Proportional to 88,304.96, 121,863.15 and 48,021.08

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Solution

The fourth proportional to 88,304.96, 121,863.15 and 48,021.08 is: 66,270.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,304.96 : 121,863.15 = 48,021.08 : x
  2. Step 2: Convert to fraction form
    88,304.96/121,863.15 = 48,021.08/x
  3. Step 3: Cross multiply
    88,304.96x = 121,863.15 × 48,021.08
  4. Step 4: Simplify right side
    88,304.96x = 5,851,999,465.89
  5. Step 5: Solve for x
    x = 5,851,999,465.89/88,304.96
  6. Step 6: Final answer
    x = 66,270.34

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.