Home / 48,450.60-66,862.80-27,231.36

Finding the Fourth Proportional to 48,450.60, 66,862.80 and 27,231.36

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Solution

The fourth proportional to 48,450.60, 66,862.80 and 27,231.36 is: 37,579.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,450.60 : 66,862.80 = 27,231.36 : x
  2. Step 2: Convert to fraction form
    48,450.60/66,862.80 = 27,231.36/x
  3. Step 3: Cross multiply
    48,450.60x = 66,862.80 × 27,231.36
  4. Step 4: Simplify right side
    48,450.60x = 1,820,764,977.41
  5. Step 5: Solve for x
    x = 1,820,764,977.41/48,450.60
  6. Step 6: Final answer
    x = 37,579.82

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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.