Home / 34,860.20-52,290.30-8,564.60

Finding the Fourth Proportional to 34,860.20, 52,290.30 and 8,564.60

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Solution

The fourth proportional to 34,860.20, 52,290.30 and 8,564.60 is: 12,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,860.20 : 52,290.30 = 8,564.60 : x
  2. Step 2: Convert to fraction form
    34,860.20/52,290.30 = 8,564.60/x
  3. Step 3: Cross multiply
    34,860.20x = 52,290.30 × 8,564.60
  4. Step 4: Simplify right side
    34,860.20x = 447,845,503.38
  5. Step 5: Solve for x
    x = 447,845,503.38/34,860.20
  6. Step 6: Final answer
    x = 12,846.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.