Home / 235,619.52-324,707.04-168,434.88

Finding the Fourth Proportional to 235,619.52, 324,707.04 and 168,434.88

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Solution

The fourth proportional to 235,619.52, 324,707.04 and 168,434.88 is: 232,119.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,619.52 : 324,707.04 = 168,434.88 : x
  2. Step 2: Convert to fraction form
    235,619.52/324,707.04 = 168,434.88/x
  3. Step 3: Cross multiply
    235,619.52x = 324,707.04 × 168,434.88
  4. Step 4: Simplify right side
    235,619.52x = 54,691,991,317.56
  5. Step 5: Solve for x
    x = 54,691,991,317.56/235,619.52
  6. Step 6: Final answer
    x = 232,119.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.