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Finding the Fourth Proportional to 73,851.65, 110,750.12 and 58,087.33

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Solution

The fourth proportional to 73,851.65, 110,750.12 and 58,087.33 is: 87,109.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,851.65 : 110,750.12 = 58,087.33 : x
  2. Step 2: Convert to fraction form
    73,851.65/110,750.12 = 58,087.33/x
  3. Step 3: Cross multiply
    73,851.65x = 110,750.12 × 58,087.33
  4. Step 4: Simplify right side
    73,851.65x = 6,433,178,833.81
  5. Step 5: Solve for x
    x = 6,433,178,833.81/73,851.65
  6. Step 6: Final answer
    x = 87,109.48

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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.