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Finding the Fourth Proportional to 59,895,701.80, 89,843,552.70 and 21,558,466.60

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Solution

The fourth proportional to 59,895,701.80, 89,843,552.70 and 21,558,466.60 is: 32,337,699.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,895,701.80 : 89,843,552.70 = 21,558,466.60 : x
  2. Step 2: Convert to fraction form
    59,895,701.80/89,843,552.70 = 21,558,466.60/x
  3. Step 3: Cross multiply
    59,895,701.80x = 89,843,552.70 × 21,558,466.60
  4. Step 4: Simplify right side
    59,895,701.80x = 1,936,889,230,108,290
  5. Step 5: Solve for x
    x = 1,936,889,230,108,290/59,895,701.80
  6. Step 6: Final answer
    x = 32,337,699.90

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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.