Home / 94,987.35-131,054.31-54,700.06

Finding the Fourth Proportional to 94,987.35, 131,054.31 and 54,700.06

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Solution

The fourth proportional to 94,987.35, 131,054.31 and 54,700.06 is: 75,469.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,987.35 : 131,054.31 = 54,700.06 : x
  2. Step 2: Convert to fraction form
    94,987.35/131,054.31 = 54,700.06/x
  3. Step 3: Cross multiply
    94,987.35x = 131,054.31 × 54,700.06
  4. Step 4: Simplify right side
    94,987.35x = 7,168,678,620.26
  5. Step 5: Solve for x
    x = 7,168,678,620.26/94,987.35
  6. Step 6: Final answer
    x = 75,469.82

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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.