Home / 54,133.84-74,711.68-30,265.44

Finding the Fourth Proportional to 54,133.84, 74,711.68 and 30,265.44

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Solution

The fourth proportional to 54,133.84, 74,711.68 and 30,265.44 is: 41,770.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,133.84 : 74,711.68 = 30,265.44 : x
  2. Step 2: Convert to fraction form
    54,133.84/74,711.68 = 30,265.44/x
  3. Step 3: Cross multiply
    54,133.84x = 74,711.68 × 30,265.44
  4. Step 4: Simplify right side
    54,133.84x = 2,261,181,868.34
  5. Step 5: Solve for x
    x = 2,261,181,868.34/54,133.84
  6. Step 6: Final answer
    x = 41,770.21

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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.