Home / 186,007.41-279,054.86-57,917.79

Finding the Fourth Proportional to 186,007.41, 279,054.86 and 57,917.79

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Solution

The fourth proportional to 186,007.41, 279,054.86 and 57,917.79 is: 86,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,007.41 : 279,054.86 = 57,917.79 : x
  2. Step 2: Convert to fraction form
    186,007.41/279,054.86 = 57,917.79/x
  3. Step 3: Cross multiply
    186,007.41x = 279,054.86 × 57,917.79
  4. Step 4: Simplify right side
    186,007.41x = 16,162,240,490.37
  5. Step 5: Solve for x
    x = 16,162,240,490.37/186,007.41
  6. Step 6: Final answer
    x = 86,890.30

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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.