Home / 54,179.25-74,770.68-30,307.53

Finding the Fourth Proportional to 54,179.25, 74,770.68 and 30,307.53

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Solution

The fourth proportional to 54,179.25, 74,770.68 and 30,307.53 is: 41,826.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,179.25 : 74,770.68 = 30,307.53 : x
  2. Step 2: Convert to fraction form
    54,179.25/74,770.68 = 30,307.53/x
  3. Step 3: Cross multiply
    54,179.25x = 74,770.68 × 30,307.53
  4. Step 4: Simplify right side
    54,179.25x = 2,266,114,627.22
  5. Step 5: Solve for x
    x = 2,266,114,627.22/54,179.25
  6. Step 6: Final answer
    x = 41,826.25

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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.