Home / 41,787.60-57,695.40-29,216.40

Finding the Fourth Proportional to 41,787.60, 57,695.40 and 29,216.40

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Solution

The fourth proportional to 41,787.60, 57,695.40 and 29,216.40 is: 40,338.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,787.60 : 57,695.40 = 29,216.40 : x
  2. Step 2: Convert to fraction form
    41,787.60/57,695.40 = 29,216.40/x
  3. Step 3: Cross multiply
    41,787.60x = 57,695.40 × 29,216.40
  4. Step 4: Simplify right side
    41,787.60x = 1,685,651,884.56
  5. Step 5: Solve for x
    x = 1,685,651,884.56/41,787.60
  6. Step 6: Final answer
    x = 40,338.57

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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.