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Finding the Fourth Proportional to 89,017,229.90, 133,525,844.85 and 89,017,229.90

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Solution

The fourth proportional to 89,017,229.90, 133,525,844.85 and 89,017,229.90 is: 133,525,844.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,017,229.90 : 133,525,844.85 = 89,017,229.90 : x
  2. Step 2: Convert to fraction form
    89,017,229.90/133,525,844.85 = 89,017,229.90/x
  3. Step 3: Cross multiply
    89,017,229.90x = 133,525,844.85 × 89,017,229.90
  4. Step 4: Simplify right side
    89,017,229.90x = 11,886,100,828,604,182
  5. Step 5: Solve for x
    x = 11,886,100,828,604,182/89,017,229.90
  6. Step 6: Final answer
    x = 133,525,844.85

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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.