Home / 236,405.88-326,249.27-134,440.65

Finding the Fourth Proportional to 236,405.88, 326,249.27 and 134,440.65

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Solution

The fourth proportional to 236,405.88, 326,249.27 and 134,440.65 is: 185,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,405.88 : 326,249.27 = 134,440.65 : x
  2. Step 2: Convert to fraction form
    236,405.88/326,249.27 = 134,440.65/x
  3. Step 3: Cross multiply
    236,405.88x = 326,249.27 × 134,440.65
  4. Step 4: Simplify right side
    236,405.88x = 43,861,163,248.62
  5. Step 5: Solve for x
    x = 43,861,163,248.62/236,405.88
  6. Step 6: Final answer
    x = 185,533.30

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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.