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Finding the Fourth Proportional to 75,732,564.30, 113,598,846.45 and 75,732,564.30

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Solution

The fourth proportional to 75,732,564.30, 113,598,846.45 and 75,732,564.30 is: 113,598,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,732,564.30 : 113,598,846.45 = 75,732,564.30 : x
  2. Step 2: Convert to fraction form
    75,732,564.30/113,598,846.45 = 75,732,564.30/x
  3. Step 3: Cross multiply
    75,732,564.30x = 113,598,846.45 × 75,732,564.30
  4. Step 4: Simplify right side
    75,732,564.30x = 8,603,131,943,180,452
  5. Step 5: Solve for x
    x = 8,603,131,943,180,452/75,732,564.30
  6. Step 6: Final answer
    x = 113,598,846.45

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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.