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Finding the Fourth Proportional to 175,008.74, 262,615.06 and 73,800.60

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Solution

The fourth proportional to 175,008.74, 262,615.06 and 73,800.60 is: 110,743.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,008.74 : 262,615.06 = 73,800.60 : x
  2. Step 2: Convert to fraction form
    175,008.74/262,615.06 = 73,800.60/x
  3. Step 3: Cross multiply
    175,008.74x = 262,615.06 × 73,800.60
  4. Step 4: Simplify right side
    175,008.74x = 19,381,148,997.04
  5. Step 5: Solve for x
    x = 19,381,148,997.04/175,008.74
  6. Step 6: Final answer
    x = 110,743.89

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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.