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Finding the Fourth Proportional to 69,984,070.54, 104,976,105.88 and 69,984,070.54

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Solution

The fourth proportional to 69,984,070.54, 104,976,105.88 and 69,984,070.54 is: 104,976,105.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,070.54 : 104,976,105.88 = 69,984,070.54 : x
  2. Step 2: Convert to fraction form
    69,984,070.54/104,976,105.88 = 69,984,070.54/x
  3. Step 3: Cross multiply
    69,984,070.54x = 104,976,105.88 × 69,984,070.54
  4. Step 4: Simplify right side
    69,984,070.54x = 7,346,655,198,920,429
  5. Step 5: Solve for x
    x = 7,346,655,198,920,429/69,984,070.54
  6. Step 6: Final answer
    x = 104,976,105.88

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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.