Home / 54,011.52-74,536.77-29,813.64

Finding the Fourth Proportional to 54,011.52, 74,536.77 and 29,813.64

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Solution

The fourth proportional to 54,011.52, 74,536.77 and 29,813.64 is: 41,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,011.52 : 74,536.77 = 29,813.64 : x
  2. Step 2: Convert to fraction form
    54,011.52/74,536.77 = 29,813.64/x
  3. Step 3: Cross multiply
    54,011.52x = 74,536.77 × 29,813.64
  4. Step 4: Simplify right side
    54,011.52x = 2,222,212,427.54
  5. Step 5: Solve for x
    x = 2,222,212,427.54/54,011.52
  6. Step 6: Final answer
    x = 41,143.30

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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.