Home / 186,126.06-279,027.09-119,585.10

Finding the Fourth Proportional to 186,126.06, 279,027.09 and 119,585.10

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Solution

The fourth proportional to 186,126.06, 279,027.09 and 119,585.10 is: 179,273.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,126.06 : 279,027.09 = 119,585.10 : x
  2. Step 2: Convert to fraction form
    186,126.06/279,027.09 = 119,585.10/x
  3. Step 3: Cross multiply
    186,126.06x = 279,027.09 × 119,585.10
  4. Step 4: Simplify right side
    186,126.06x = 33,367,482,460.36
  5. Step 5: Solve for x
    x = 33,367,482,460.36/186,126.06
  6. Step 6: Final answer
    x = 179,273.57

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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.