Home / 53,959.22-74,464.12-30,087.44

Finding the Fourth Proportional to 53,959.22, 74,464.12 and 30,087.44

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Solution

The fourth proportional to 53,959.22, 74,464.12 and 30,087.44 is: 41,520.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,959.22 : 74,464.12 = 30,087.44 : x
  2. Step 2: Convert to fraction form
    53,959.22/74,464.12 = 30,087.44/x
  3. Step 3: Cross multiply
    53,959.22x = 74,464.12 × 30,087.44
  4. Step 4: Simplify right side
    53,959.22x = 2,240,434,742.65
  5. Step 5: Solve for x
    x = 2,240,434,742.65/53,959.22
  6. Step 6: Final answer
    x = 41,520.89

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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.