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Finding the Fourth Proportional to 235,043.88, 324,359.64 and 127,613.88

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Solution

The fourth proportional to 235,043.88, 324,359.64 and 127,613.88 is: 176,106.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,043.88 : 324,359.64 = 127,613.88 : x
  2. Step 2: Convert to fraction form
    235,043.88/324,359.64 = 127,613.88/x
  3. Step 3: Cross multiply
    235,043.88x = 324,359.64 × 127,613.88
  4. Step 4: Simplify right side
    235,043.88x = 41,392,792,175.80
  5. Step 5: Solve for x
    x = 41,392,792,175.80/235,043.88
  6. Step 6: Final answer
    x = 176,106.66

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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.