Home / 125,918.09-188,897.65-37,180.56

Finding the Fourth Proportional to 125,918.09, 188,897.65 and 37,180.56

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Solution

The fourth proportional to 125,918.09, 188,897.65 and 37,180.56 is: 55,776.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,918.09 : 188,897.65 = 37,180.56 : x
  2. Step 2: Convert to fraction form
    125,918.09/188,897.65 = 37,180.56/x
  3. Step 3: Cross multiply
    125,918.09x = 188,897.65 × 37,180.56
  4. Step 4: Simplify right side
    125,918.09x = 7,023,320,316.73
  5. Step 5: Solve for x
    x = 7,023,320,316.73/125,918.09
  6. Step 6: Final answer
    x = 55,776.90

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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.