Home / 63,401.12-87,494.91-34,721.99

Finding the Fourth Proportional to 63,401.12, 87,494.91 and 34,721.99

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Solution

The fourth proportional to 63,401.12, 87,494.91 and 34,721.99 is: 47,917.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,401.12 : 87,494.91 = 34,721.99 : x
  2. Step 2: Convert to fraction form
    63,401.12/87,494.91 = 34,721.99/x
  3. Step 3: Cross multiply
    63,401.12x = 87,494.91 × 34,721.99
  4. Step 4: Simplify right side
    63,401.12x = 3,037,997,390.07
  5. Step 5: Solve for x
    x = 3,037,997,390.07/63,401.12
  6. Step 6: Final answer
    x = 47,917.09

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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.