Home / 41,396.95-57,018.96-31,818.52

Finding the Fourth Proportional to 41,396.95, 57,018.96 and 31,818.52

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Solution

The fourth proportional to 41,396.95, 57,018.96 and 31,818.52 is: 43,825.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,396.95 : 57,018.96 = 31,818.52 : x
  2. Step 2: Convert to fraction form
    41,396.95/57,018.96 = 31,818.52/x
  3. Step 3: Cross multiply
    41,396.95x = 57,018.96 × 31,818.52
  4. Step 4: Simplify right side
    41,396.95x = 1,814,258,634.04
  5. Step 5: Solve for x
    x = 1,814,258,634.04/41,396.95
  6. Step 6: Final answer
    x = 43,825.91

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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.