Home / 54,069.17-74,615.60-30,196.74

Finding the Fourth Proportional to 54,069.17, 74,615.60 and 30,196.74

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Solution

The fourth proportional to 54,069.17, 74,615.60 and 30,196.74 is: 41,671.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,069.17 : 74,615.60 = 30,196.74 : x
  2. Step 2: Convert to fraction form
    54,069.17/74,615.60 = 30,196.74/x
  3. Step 3: Cross multiply
    54,069.17x = 74,615.60 × 30,196.74
  4. Step 4: Simplify right side
    54,069.17x = 2,253,147,948.64
  5. Step 5: Solve for x
    x = 2,253,147,948.64/54,069.17
  6. Step 6: Final answer
    x = 41,671.59

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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.