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Finding the Fourth Proportional to 88,084.80, 121,515.48 and 50,337

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Solution

The fourth proportional to 88,084.80, 121,515.48 and 50,337 is: 69,441.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,084.80 : 121,515.48 = 50,337 : x
  2. Step 2: Convert to fraction form
    88,084.80/121,515.48 = 50,337/x
  3. Step 3: Cross multiply
    88,084.80x = 121,515.48 × 50,337
  4. Step 4: Simplify right side
    88,084.80x = 6,116,724,716.76
  5. Step 5: Solve for x
    x = 6,116,724,716.76/88,084.80
  6. Step 6: Final answer
    x = 69,441.32

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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.