Home / 54,171.05-74,756.24-30,296.19

Finding the Fourth Proportional to 54,171.05, 74,756.24 and 30,296.19

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Solution

The fourth proportional to 54,171.05, 74,756.24 and 30,296.19 is: 41,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,171.05 : 74,756.24 = 30,296.19 : x
  2. Step 2: Convert to fraction form
    54,171.05/74,756.24 = 30,296.19/x
  3. Step 3: Cross multiply
    54,171.05x = 74,756.24 × 30,296.19
  4. Step 4: Simplify right side
    54,171.05x = 2,264,829,493.19
  5. Step 5: Solve for x
    x = 2,264,829,493.19/54,171.05
  6. Step 6: Final answer
    x = 41,808.86

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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.