Home / 44,419.08-66,661.62-21,045.60

Finding the Fourth Proportional to 44,419.08, 66,661.62 and 21,045.60

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Solution

The fourth proportional to 44,419.08, 66,661.62 and 21,045.60 is: 31,584.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,419.08 : 66,661.62 = 21,045.60 : x
  2. Step 2: Convert to fraction form
    44,419.08/66,661.62 = 21,045.60/x
  3. Step 3: Cross multiply
    44,419.08x = 66,661.62 × 21,045.60
  4. Step 4: Simplify right side
    44,419.08x = 1,402,933,789.87
  5. Step 5: Solve for x
    x = 1,402,933,789.87/44,419.08
  6. Step 6: Final answer
    x = 31,584.04

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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.