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Finding the Fourth Proportional to 111,753,840.80, 167,822,050.80 and 60,735,504.80

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Solution

The fourth proportional to 111,753,840.80, 167,822,050.80 and 60,735,504.80 is: 91,207,218.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,753,840.80 : 167,822,050.80 = 60,735,504.80 : x
  2. Step 2: Convert to fraction form
    111,753,840.80/167,822,050.80 = 60,735,504.80/x
  3. Step 3: Cross multiply
    111,753,840.80x = 167,822,050.80 × 60,735,504.80
  4. Step 4: Simplify right side
    111,753,840.80x = 10,192,756,971,909,244
  5. Step 5: Solve for x
    x = 10,192,756,971,909,244/111,753,840.80
  6. Step 6: Final answer
    x = 91,207,218.46

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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.