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Finding the Fourth Proportional to 60,647,501.20, 90,971,251.80 and 54,096,998.80

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Solution

The fourth proportional to 60,647,501.20, 90,971,251.80 and 54,096,998.80 is: 81,145,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,647,501.20 : 90,971,251.80 = 54,096,998.80 : x
  2. Step 2: Convert to fraction form
    60,647,501.20/90,971,251.80 = 54,096,998.80/x
  3. Step 3: Cross multiply
    60,647,501.20x = 90,971,251.80 × 54,096,998.80
  4. Step 4: Simplify right side
    60,647,501.20x = 4,921,271,699,459,097
  5. Step 5: Solve for x
    x = 4,921,271,699,459,097/60,647,501.20
  6. Step 6: Final answer
    x = 81,145,498.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.