Home / 61,315.20-84,629.88-37,461.96

Finding the Fourth Proportional to 61,315.20, 84,629.88 and 37,461.96

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Solution

The fourth proportional to 61,315.20, 84,629.88 and 37,461.96 is: 51,706.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,315.20 : 84,629.88 = 37,461.96 : x
  2. Step 2: Convert to fraction form
    61,315.20/84,629.88 = 37,461.96/x
  3. Step 3: Cross multiply
    61,315.20x = 84,629.88 × 37,461.96
  4. Step 4: Simplify right side
    61,315.20x = 3,170,401,179.36
  5. Step 5: Solve for x
    x = 3,170,401,179.36/61,315.20
  6. Step 6: Final answer
    x = 51,706.61

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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.