Home / 37,174.59-51,299.55-20,178.47

Finding the Fourth Proportional to 37,174.59, 51,299.55 and 20,178.47

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Solution

The fourth proportional to 37,174.59, 51,299.55 and 20,178.47 is: 27,845.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,174.59 : 51,299.55 = 20,178.47 : x
  2. Step 2: Convert to fraction form
    37,174.59/51,299.55 = 20,178.47/x
  3. Step 3: Cross multiply
    37,174.59x = 51,299.55 × 20,178.47
  4. Step 4: Simplify right side
    37,174.59x = 1,035,146,430.69
  5. Step 5: Solve for x
    x = 1,035,146,430.69/37,174.59
  6. Step 6: Final answer
    x = 27,845.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.