Home / 54,419.16-75,088.94-30,546.84

Finding the Fourth Proportional to 54,419.16, 75,088.94 and 30,546.84

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Solution

The fourth proportional to 54,419.16, 75,088.94 and 30,546.84 is: 42,149.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,419.16 : 75,088.94 = 30,546.84 : x
  2. Step 2: Convert to fraction form
    54,419.16/75,088.94 = 30,546.84/x
  3. Step 3: Cross multiply
    54,419.16x = 75,088.94 × 30,546.84
  4. Step 4: Simplify right side
    54,419.16x = 2,293,729,835.95
  5. Step 5: Solve for x
    x = 2,293,729,835.95/54,419.16
  6. Step 6: Final answer
    x = 42,149.31

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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.