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Finding the Fourth Proportional to 67,798,627.20, 101,697,940.80 and 60,366,844.80

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Solution

The fourth proportional to 67,798,627.20, 101,697,940.80 and 60,366,844.80 is: 90,550,267.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,798,627.20 : 101,697,940.80 = 60,366,844.80 : x
  2. Step 2: Convert to fraction form
    67,798,627.20/101,697,940.80 = 60,366,844.80/x
  3. Step 3: Cross multiply
    67,798,627.20x = 101,697,940.80 × 60,366,844.80
  4. Step 4: Simplify right side
    67,798,627.20x = 6,139,183,808,753,187
  5. Step 5: Solve for x
    x = 6,139,183,808,753,187/67,798,627.20
  6. Step 6: Final answer
    x = 90,550,267.20

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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.