Home / 54,014.94-74,536.85-30,140.19

Finding the Fourth Proportional to 54,014.94, 74,536.85 and 30,140.19

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Solution

The fourth proportional to 54,014.94, 74,536.85 and 30,140.19 is: 41,591.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,014.94 : 74,536.85 = 30,140.19 : x
  2. Step 2: Convert to fraction form
    54,014.94/74,536.85 = 30,140.19/x
  3. Step 3: Cross multiply
    54,014.94x = 74,536.85 × 30,140.19
  4. Step 4: Simplify right side
    54,014.94x = 2,246,554,670.30
  5. Step 5: Solve for x
    x = 2,246,554,670.30/54,014.94
  6. Step 6: Final answer
    x = 41,591.36

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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.