Home / 66,584.52-99,740.70-30,992.04

Finding the Fourth Proportional to 66,584.52, 99,740.70 and 30,992.04

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Solution

The fourth proportional to 66,584.52, 99,740.70 and 30,992.04 is: 46,424.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,584.52 : 99,740.70 = 30,992.04 : x
  2. Step 2: Convert to fraction form
    66,584.52/99,740.70 = 30,992.04/x
  3. Step 3: Cross multiply
    66,584.52x = 99,740.70 × 30,992.04
  4. Step 4: Simplify right side
    66,584.52x = 3,091,167,764.03
  5. Step 5: Solve for x
    x = 3,091,167,764.03/66,584.52
  6. Step 6: Final answer
    x = 46,424.72

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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.