Home / 38,374.88-57,582.31-29,012.12

Finding the Fourth Proportional to 38,374.88, 57,582.31 and 29,012.12

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Solution

The fourth proportional to 38,374.88, 57,582.31 and 29,012.12 is: 43,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,374.88 : 57,582.31 = 29,012.12 : x
  2. Step 2: Convert to fraction form
    38,374.88/57,582.31 = 29,012.12/x
  3. Step 3: Cross multiply
    38,374.88x = 57,582.31 × 29,012.12
  4. Step 4: Simplify right side
    38,374.88x = 1,670,585,121.39
  5. Step 5: Solve for x
    x = 1,670,585,121.39/38,374.88
  6. Step 6: Final answer
    x = 43,533.30

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1.5x scale

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.