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Finding the Fourth Proportional to 175,149.66, 262,741.50 and 47,064.36

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Solution

The fourth proportional to 175,149.66, 262,741.50 and 47,064.36 is: 70,601.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,149.66 : 262,741.50 = 47,064.36 : x
  2. Step 2: Convert to fraction form
    175,149.66/262,741.50 = 47,064.36/x
  3. Step 3: Cross multiply
    175,149.66x = 262,741.50 × 47,064.36
  4. Step 4: Simplify right side
    175,149.66x = 12,365,760,542.94
  5. Step 5: Solve for x
    x = 12,365,760,542.94/175,149.66
  6. Step 6: Final answer
    x = 70,601.11

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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.