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Finding the Fourth Proportional to 250,608.48, 375,929.15 and 73,100.63

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Solution

The fourth proportional to 250,608.48, 375,929.15 and 73,100.63 is: 109,655.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,608.48 : 375,929.15 = 73,100.63 : x
  2. Step 2: Convert to fraction form
    250,608.48/375,929.15 = 73,100.63/x
  3. Step 3: Cross multiply
    250,608.48x = 375,929.15 × 73,100.63
  4. Step 4: Simplify right side
    250,608.48x = 27,480,655,455.22
  5. Step 5: Solve for x
    x = 27,480,655,455.22/250,608.48
  6. Step 6: Final answer
    x = 109,655.73

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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.