Home / 186,235.28-279,351.44-123,336.88

Finding the Fourth Proportional to 186,235.28, 279,351.44 and 123,336.88

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Solution

The fourth proportional to 186,235.28, 279,351.44 and 123,336.88 is: 185,004.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,235.28 : 279,351.44 = 123,336.88 : x
  2. Step 2: Convert to fraction form
    186,235.28/279,351.44 = 123,336.88/x
  3. Step 3: Cross multiply
    186,235.28x = 279,351.44 × 123,336.88
  4. Step 4: Simplify right side
    186,235.28x = 34,454,335,033.11
  5. Step 5: Solve for x
    x = 34,454,335,033.11/186,235.28
  6. Step 6: Final answer
    x = 185,004.34

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1.5x scale

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.