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Finding the Fourth Proportional to 250,549.43, 375,889.75 and 73,052.51

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Solution

The fourth proportional to 250,549.43, 375,889.75 and 73,052.51 is: 109,597.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,549.43 : 375,889.75 = 73,052.51 : x
  2. Step 2: Convert to fraction form
    250,549.43/375,889.75 = 73,052.51/x
  3. Step 3: Cross multiply
    250,549.43x = 375,889.75 × 73,052.51
  4. Step 4: Simplify right side
    250,549.43x = 27,459,687,658.69
  5. Step 5: Solve for x
    x = 27,459,687,658.69/250,549.43
  6. Step 6: Final answer
    x = 109,597.89

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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.