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Finding the Fourth Proportional to 107,604.72, 161,407.86 and 37,483.80

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Solution

The fourth proportional to 107,604.72, 161,407.86 and 37,483.80 is: 56,225.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,604.72 : 161,407.86 = 37,483.80 : x
  2. Step 2: Convert to fraction form
    107,604.72/161,407.86 = 37,483.80/x
  3. Step 3: Cross multiply
    107,604.72x = 161,407.86 × 37,483.80
  4. Step 4: Simplify right side
    107,604.72x = 6,050,179,942.67
  5. Step 5: Solve for x
    x = 6,050,179,942.67/107,604.72
  6. Step 6: Final answer
    x = 56,225.97

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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.