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Finding the Fourth Proportional to 29,899,825.20, 41,888,098.80 and 29,899,825.20

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Solution

The fourth proportional to 29,899,825.20, 41,888,098.80 and 29,899,825.20 is: 41,888,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,899,825.20 : 41,888,098.80 = 29,899,825.20 : x
  2. Step 2: Convert to fraction form
    29,899,825.20/41,888,098.80 = 29,899,825.20/x
  3. Step 3: Cross multiply
    29,899,825.20x = 41,888,098.80 × 29,899,825.20
  4. Step 4: Simplify right side
    29,899,825.20x = 1,252,446,832,080,329.75
  5. Step 5: Solve for x
    x = 1,252,446,832,080,329.75/29,899,825.20
  6. Step 6: Final answer
    x = 41,888,098.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.