Home / 70,067.16-96,554.04-49,867.50

Finding the Fourth Proportional to 70,067.16, 96,554.04 and 49,867.50

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Solution

The fourth proportional to 70,067.16, 96,554.04 and 49,867.50 is: 68,718.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,067.16 : 96,554.04 = 49,867.50 : x
  2. Step 2: Convert to fraction form
    70,067.16/96,554.04 = 49,867.50/x
  3. Step 3: Cross multiply
    70,067.16x = 96,554.04 × 49,867.50
  4. Step 4: Simplify right side
    70,067.16x = 4,814,908,589.70
  5. Step 5: Solve for x
    x = 4,814,908,589.70/70,067.16
  6. Step 6: Final answer
    x = 68,718.48

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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.