Home / 63,046.73-87,000.94-39,173.20

Finding the Fourth Proportional to 63,046.73, 87,000.94 and 39,173.20

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Solution

The fourth proportional to 63,046.73, 87,000.94 and 39,173.20 is: 54,056.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,046.73 : 87,000.94 = 39,173.20 : x
  2. Step 2: Convert to fraction form
    63,046.73/87,000.94 = 39,173.20/x
  3. Step 3: Cross multiply
    63,046.73x = 87,000.94 × 39,173.20
  4. Step 4: Simplify right side
    63,046.73x = 3,408,105,222.81
  5. Step 5: Solve for x
    x = 3,408,105,222.81/63,046.73
  6. Step 6: Final answer
    x = 54,056.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.