Home / 125,945.10-188,873.55-37,175.10

Finding the Fourth Proportional to 125,945.10, 188,873.55 and 37,175.10

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Solution

The fourth proportional to 125,945.10, 188,873.55 and 37,175.10 is: 55,749.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,945.10 : 188,873.55 = 37,175.10 : x
  2. Step 2: Convert to fraction form
    125,945.10/188,873.55 = 37,175.10/x
  3. Step 3: Cross multiply
    125,945.10x = 188,873.55 × 37,175.10
  4. Step 4: Simplify right side
    125,945.10x = 7,021,393,108.61
  5. Step 5: Solve for x
    x = 7,021,393,108.61/125,945.10
  6. Step 6: Final answer
    x = 55,749.63

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1.5x scale

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.