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Finding the Fourth Proportional to 250,698.46, 375,973.17 and 73,157.80

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Solution

The fourth proportional to 250,698.46, 375,973.17 and 73,157.80 is: 109,714.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,698.46 : 375,973.17 = 73,157.80 : x
  2. Step 2: Convert to fraction form
    250,698.46/375,973.17 = 73,157.80/x
  3. Step 3: Cross multiply
    250,698.46x = 375,973.17 × 73,157.80
  4. Step 4: Simplify right side
    250,698.46x = 27,505,369,976.23
  5. Step 5: Solve for x
    x = 27,505,369,976.23/250,698.46
  6. Step 6: Final answer
    x = 109,714.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.