Home / 66,584.24-99,837.72-31,523.60

Finding the Fourth Proportional to 66,584.24, 99,837.72 and 31,523.60

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Solution

The fourth proportional to 66,584.24, 99,837.72 and 31,523.60 is: 47,267.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,584.24 : 99,837.72 = 31,523.60 : x
  2. Step 2: Convert to fraction form
    66,584.24/99,837.72 = 31,523.60/x
  3. Step 3: Cross multiply
    66,584.24x = 99,837.72 × 31,523.60
  4. Step 4: Simplify right side
    66,584.24x = 3,147,244,350.19
  5. Step 5: Solve for x
    x = 3,147,244,350.19/66,584.24
  6. Step 6: Final answer
    x = 47,267.11

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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.