Home / 63,027.81-86,977.24-34,347.72

Finding the Fourth Proportional to 63,027.81, 86,977.24 and 34,347.72

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Solution

The fourth proportional to 63,027.81, 86,977.24 and 34,347.72 is: 47,399.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,027.81 : 86,977.24 = 34,347.72 : x
  2. Step 2: Convert to fraction form
    63,027.81/86,977.24 = 34,347.72/x
  3. Step 3: Cross multiply
    63,027.81x = 86,977.24 × 34,347.72
  4. Step 4: Simplify right side
    63,027.81x = 2,987,469,885.89
  5. Step 5: Solve for x
    x = 2,987,469,885.89/63,027.81
  6. Step 6: Final answer
    x = 47,399.23

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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.