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Finding the Fourth Proportional to 59,786,315.30, 89,520,040.65 and 59,786,315.30

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Solution

The fourth proportional to 59,786,315.30, 89,520,040.65 and 59,786,315.30 is: 89,520,040.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,786,315.30 : 89,520,040.65 = 59,786,315.30 : x
  2. Step 2: Convert to fraction form
    59,786,315.30/89,520,040.65 = 59,786,315.30/x
  3. Step 3: Cross multiply
    59,786,315.30x = 89,520,040.65 × 59,786,315.30
  4. Step 4: Simplify right side
    59,786,315.30x = 5,352,073,375,969,717
  5. Step 5: Solve for x
    x = 5,352,073,375,969,717/59,786,315.30
  6. Step 6: Final answer
    x = 89,520,040.65

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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.