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Finding the Fourth Proportional to 59,639,423.20, 89,333,163.60 and 59,639,423.20

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Solution

The fourth proportional to 59,639,423.20, 89,333,163.60 and 59,639,423.20 is: 89,333,163.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,639,423.20 : 89,333,163.60 = 59,639,423.20 : x
  2. Step 2: Convert to fraction form
    59,639,423.20/89,333,163.60 = 59,639,423.20/x
  3. Step 3: Cross multiply
    59,639,423.20x = 89,333,163.60 × 59,639,423.20
  4. Step 4: Simplify right side
    59,639,423.20x = 5,327,778,349,735,235
  5. Step 5: Solve for x
    x = 5,327,778,349,735,235/59,639,423.20
  6. Step 6: Final answer
    x = 89,333,163.60

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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.