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Finding the Fourth Proportional to 177,952.16, 245,672.96 and 123,584.96

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Solution

The fourth proportional to 177,952.16, 245,672.96 and 123,584.96 is: 170,615.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,952.16 : 245,672.96 = 123,584.96 : x
  2. Step 2: Convert to fraction form
    177,952.16/245,672.96 = 123,584.96/x
  3. Step 3: Cross multiply
    177,952.16x = 245,672.96 × 123,584.96
  4. Step 4: Simplify right side
    177,952.16x = 30,361,482,934.68
  5. Step 5: Solve for x
    x = 30,361,482,934.68/177,952.16
  6. Step 6: Final answer
    x = 170,615.98

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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.