Home / 186,458.26-279,931.30-110,695.11

Finding the Fourth Proportional to 186,458.26, 279,931.30 and 110,695.11

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Solution

The fourth proportional to 186,458.26, 279,931.30 and 110,695.11 is: 166,187.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,458.26 : 279,931.30 = 110,695.11 : x
  2. Step 2: Convert to fraction form
    186,458.26/279,931.30 = 110,695.11/x
  3. Step 3: Cross multiply
    186,458.26x = 279,931.30 × 110,695.11
  4. Step 4: Simplify right side
    186,458.26x = 30,987,025,769.21
  5. Step 5: Solve for x
    x = 30,987,025,769.21/186,458.26
  6. Step 6: Final answer
    x = 166,187.47

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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.