Home / 61,076.42-84,283.12-34,217.58

Finding the Fourth Proportional to 61,076.42, 84,283.12 and 34,217.58

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Solution

The fourth proportional to 61,076.42, 84,283.12 and 34,217.58 is: 47,218.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,076.42 : 84,283.12 = 34,217.58 : x
  2. Step 2: Convert to fraction form
    61,076.42/84,283.12 = 34,217.58/x
  3. Step 3: Cross multiply
    61,076.42x = 84,283.12 × 34,217.58
  4. Step 4: Simplify right side
    61,076.42x = 2,883,964,401.25
  5. Step 5: Solve for x
    x = 2,883,964,401.25/61,076.42
  6. Step 6: Final answer
    x = 47,218.95

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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.