Home / 235,623.52-324,712.56-168,438.88

Finding the Fourth Proportional to 235,623.52, 324,712.56 and 168,438.88

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Solution

The fourth proportional to 235,623.52, 324,712.56 and 168,438.88 is: 232,125.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,623.52 : 324,712.56 = 168,438.88 : x
  2. Step 2: Convert to fraction form
    235,623.52/324,712.56 = 168,438.88/x
  3. Step 3: Cross multiply
    235,623.52x = 324,712.56 × 168,438.88
  4. Step 4: Simplify right side
    235,623.52x = 54,694,219,928.33
  5. Step 5: Solve for x
    x = 54,694,219,928.33/235,623.52
  6. Step 6: Final answer
    x = 232,125.47

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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.