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Finding the Fourth Proportional to 36,911,057.90, 55,366,586.85 and 36,911,057.90

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Solution

The fourth proportional to 36,911,057.90, 55,366,586.85 and 36,911,057.90 is: 55,366,586.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,911,057.90 : 55,366,586.85 = 36,911,057.90 : x
  2. Step 2: Convert to fraction form
    36,911,057.90/55,366,586.85 = 36,911,057.90/x
  3. Step 3: Cross multiply
    36,911,057.90x = 55,366,586.85 × 36,911,057.90
  4. Step 4: Simplify right side
    36,911,057.90x = 2,043,639,292,945,728.50
  5. Step 5: Solve for x
    x = 2,043,639,292,945,728.50/36,911,057.90
  6. Step 6: Final answer
    x = 55,366,586.85

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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.