Home / 54,505.51-81,268.75-52,424.44

Finding the Fourth Proportional to 54,505.51, 81,268.75 and 52,424.44

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Solution

The fourth proportional to 54,505.51, 81,268.75 and 52,424.44 is: 78,165.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,505.51 : 81,268.75 = 52,424.44 : x
  2. Step 2: Convert to fraction form
    54,505.51/81,268.75 = 52,424.44/x
  3. Step 3: Cross multiply
    54,505.51x = 81,268.75 × 52,424.44
  4. Step 4: Simplify right side
    54,505.51x = 4,260,468,688.59
  5. Step 5: Solve for x
    x = 4,260,468,688.59/54,505.51
  6. Step 6: Final answer
    x = 78,165.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.