Home / 54,184.68-74,781.06-30,317.40

Finding the Fourth Proportional to 54,184.68, 74,781.06 and 30,317.40

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Solution

The fourth proportional to 54,184.68, 74,781.06 and 30,317.40 is: 41,841.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,184.68 : 74,781.06 = 30,317.40 : x
  2. Step 2: Convert to fraction form
    54,184.68/74,781.06 = 30,317.40/x
  3. Step 3: Cross multiply
    54,184.68x = 74,781.06 × 30,317.40
  4. Step 4: Simplify right side
    54,184.68x = 2,267,167,308.44
  5. Step 5: Solve for x
    x = 2,267,167,308.44/54,184.68
  6. Step 6: Final answer
    x = 41,841.48

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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.