Home / 41,748.90-57,620.79-31,710.57

Finding the Fourth Proportional to 41,748.90, 57,620.79 and 31,710.57

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Solution

The fourth proportional to 41,748.90, 57,620.79 and 31,710.57 is: 43,766.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,748.90 : 57,620.79 = 31,710.57 : x
  2. Step 2: Convert to fraction form
    41,748.90/57,620.79 = 31,710.57/x
  3. Step 3: Cross multiply
    41,748.90x = 57,620.79 × 31,710.57
  4. Step 4: Simplify right side
    41,748.90x = 1,827,188,094.75
  5. Step 5: Solve for x
    x = 1,827,188,094.75/41,748.90
  6. Step 6: Final answer
    x = 43,766.14

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1.5x scale

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.