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Finding the Fourth Proportional to 125,917.52, 188,896.81 and 37,180.00

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Solution

The fourth proportional to 125,917.52, 188,896.81 and 37,180.00 is: 55,776.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,917.52 : 188,896.81 = 37,180.00 : x
  2. Step 2: Convert to fraction form
    125,917.52/188,896.81 = 37,180.00/x
  3. Step 3: Cross multiply
    125,917.52x = 188,896.81 × 37,180.00
  4. Step 4: Simplify right side
    125,917.52x = 7,023,182,830.61
  5. Step 5: Solve for x
    x = 7,023,182,830.61/125,917.52
  6. Step 6: Final answer
    x = 55,776.06

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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.