Home / 54,112.58-74,675.74-30,240.26

Finding the Fourth Proportional to 54,112.58, 74,675.74 and 30,240.26

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Solution

The fourth proportional to 54,112.58, 74,675.74 and 30,240.26 is: 41,731.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,112.58 : 74,675.74 = 30,240.26 : x
  2. Step 2: Convert to fraction form
    54,112.58/74,675.74 = 30,240.26/x
  3. Step 3: Cross multiply
    54,112.58x = 74,675.74 × 30,240.26
  4. Step 4: Simplify right side
    54,112.58x = 2,258,213,793.29
  5. Step 5: Solve for x
    x = 2,258,213,793.29/54,112.58
  6. Step 6: Final answer
    x = 41,731.77

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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.