Home / 54,546.30-75,263.04-30,672.36

Finding the Fourth Proportional to 54,546.30, 75,263.04 and 30,672.36

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Solution

The fourth proportional to 54,546.30, 75,263.04 and 30,672.36 is: 42,321.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,546.30 : 75,263.04 = 30,672.36 : x
  2. Step 2: Convert to fraction form
    54,546.30/75,263.04 = 30,672.36/x
  3. Step 3: Cross multiply
    54,546.30x = 75,263.04 × 30,672.36
  4. Step 4: Simplify right side
    54,546.30x = 2,308,495,057.57
  5. Step 5: Solve for x
    x = 2,308,495,057.57/54,546.30
  6. Step 6: Final answer
    x = 42,321.75

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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.