Home / 54,184.81-74,777.94-30,310.06

Finding the Fourth Proportional to 54,184.81, 74,777.94 and 30,310.06

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Solution

The fourth proportional to 54,184.81, 74,777.94 and 30,310.06 is: 41,829.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,184.81 : 74,777.94 = 30,310.06 : x
  2. Step 2: Convert to fraction form
    54,184.81/74,777.94 = 30,310.06/x
  3. Step 3: Cross multiply
    54,184.81x = 74,777.94 × 30,310.06
  4. Step 4: Simplify right side
    54,184.81x = 2,266,523,848.08
  5. Step 5: Solve for x
    x = 2,266,523,848.08/54,184.81
  6. Step 6: Final answer
    x = 41,829.51

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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.