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Finding the Fourth Proportional to 251,871.80, 377,501.51 and 118,596.02

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Solution

The fourth proportional to 251,871.80, 377,501.51 and 118,596.02 is: 177,749.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,871.80 : 377,501.51 = 118,596.02 : x
  2. Step 2: Convert to fraction form
    251,871.80/377,501.51 = 118,596.02/x
  3. Step 3: Cross multiply
    251,871.80x = 377,501.51 × 118,596.02
  4. Step 4: Simplify right side
    251,871.80x = 44,770,175,038.97
  5. Step 5: Solve for x
    x = 44,770,175,038.97/251,871.80
  6. Step 6: Final answer
    x = 177,749.85

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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.