Home / 61,067.36-91,596.66-18,946.36

Finding the Fourth Proportional to 61,067.36, 91,596.66 and 18,946.36

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Solution

The fourth proportional to 61,067.36, 91,596.66 and 18,946.36 is: 28,418.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,067.36 : 91,596.66 = 18,946.36 : x
  2. Step 2: Convert to fraction form
    61,067.36/91,596.66 = 18,946.36/x
  3. Step 3: Cross multiply
    61,067.36x = 91,596.66 × 18,946.36
  4. Step 4: Simplify right side
    61,067.36x = 1,735,423,295.16
  5. Step 5: Solve for x
    x = 1,735,423,295.16/61,067.36
  6. Step 6: Final answer
    x = 28,418.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.