Home / 34,890.38-52,357.77-12,701.60

Finding the Fourth Proportional to 34,890.38, 52,357.77 and 12,701.60

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Solution

The fourth proportional to 34,890.38, 52,357.77 and 12,701.60 is: 19,060.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,890.38 : 52,357.77 = 12,701.60 : x
  2. Step 2: Convert to fraction form
    34,890.38/52,357.77 = 12,701.60/x
  3. Step 3: Cross multiply
    34,890.38x = 52,357.77 × 12,701.60
  4. Step 4: Simplify right side
    34,890.38x = 665,027,451.43
  5. Step 5: Solve for x
    x = 665,027,451.43/34,890.38
  6. Step 6: Final answer
    x = 19,060.48

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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.