Home / 53,147.55-73,342.65-29,276.44

Finding the Fourth Proportional to 53,147.55, 73,342.65 and 29,276.44

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Solution

The fourth proportional to 53,147.55, 73,342.65 and 29,276.44 is: 40,400.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,147.55 : 73,342.65 = 29,276.44 : x
  2. Step 2: Convert to fraction form
    53,147.55/73,342.65 = 29,276.44/x
  3. Step 3: Cross multiply
    53,147.55x = 73,342.65 × 29,276.44
  4. Step 4: Simplify right side
    53,147.55x = 2,147,211,692.17
  5. Step 5: Solve for x
    x = 2,147,211,692.17/53,147.55
  6. Step 6: Final answer
    x = 40,400.95

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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.