Home / 63,079.08-94,632.18-18,708.90

Finding the Fourth Proportional to 63,079.08, 94,632.18 and 18,708.90

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Solution

The fourth proportional to 63,079.08, 94,632.18 and 18,708.90 is: 28,067.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,079.08 : 94,632.18 = 18,708.90 : x
  2. Step 2: Convert to fraction form
    63,079.08/94,632.18 = 18,708.90/x
  3. Step 3: Cross multiply
    63,079.08x = 94,632.18 × 18,708.90
  4. Step 4: Simplify right side
    63,079.08x = 1,770,463,992.40
  5. Step 5: Solve for x
    x = 1,770,463,992.40/63,079.08
  6. Step 6: Final answer
    x = 28,067.37

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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.