Home / 34,742.80-52,114.20-31,049.20

Finding the Fourth Proportional to 34,742.80, 52,114.20 and 31,049.20

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Solution

The fourth proportional to 34,742.80, 52,114.20 and 31,049.20 is: 46,573.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,742.80 : 52,114.20 = 31,049.20 : x
  2. Step 2: Convert to fraction form
    34,742.80/52,114.20 = 31,049.20/x
  3. Step 3: Cross multiply
    34,742.80x = 52,114.20 × 31,049.20
  4. Step 4: Simplify right side
    34,742.80x = 1,618,104,218.64
  5. Step 5: Solve for x
    x = 1,618,104,218.64/34,742.80
  6. Step 6: Final answer
    x = 46,573.80

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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.