Home / 186,027.69-279,040.90-51,091.88

Finding the Fourth Proportional to 186,027.69, 279,040.90 and 51,091.88

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Solution

The fourth proportional to 186,027.69, 279,040.90 and 51,091.88 is: 76,637.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,027.69 : 279,040.90 = 51,091.88 : x
  2. Step 2: Convert to fraction form
    186,027.69/279,040.90 = 51,091.88/x
  3. Step 3: Cross multiply
    186,027.69x = 279,040.90 × 51,091.88
  4. Step 4: Simplify right side
    186,027.69x = 14,256,724,177.89
  5. Step 5: Solve for x
    x = 14,256,724,177.89/186,027.69
  6. Step 6: Final answer
    x = 76,637.65

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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.