Home / 42,078.51-58,067.07-22,958.65

Finding the Fourth Proportional to 42,078.51, 58,067.07 and 22,958.65

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Solution

The fourth proportional to 42,078.51, 58,067.07 and 22,958.65 is: 31,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,078.51 : 58,067.07 = 22,958.65 : x
  2. Step 2: Convert to fraction form
    42,078.51/58,067.07 = 22,958.65/x
  3. Step 3: Cross multiply
    42,078.51x = 58,067.07 × 22,958.65
  4. Step 4: Simplify right side
    42,078.51x = 1,333,141,536.66
  5. Step 5: Solve for x
    x = 1,333,141,536.66/42,078.51
  6. Step 6: Final answer
    x = 31,682.24

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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.