Home / 44,485.34-66,720.30-20,795.03

Finding the Fourth Proportional to 44,485.34, 66,720.30 and 20,795.03

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Solution

The fourth proportional to 44,485.34, 66,720.30 and 20,795.03 is: 31,188.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,485.34 : 66,720.30 = 20,795.03 : x
  2. Step 2: Convert to fraction form
    44,485.34/66,720.30 = 20,795.03/x
  3. Step 3: Cross multiply
    44,485.34x = 66,720.30 × 20,795.03
  4. Step 4: Simplify right side
    44,485.34x = 1,387,450,306.51
  5. Step 5: Solve for x
    x = 1,387,450,306.51/44,485.34
  6. Step 6: Final answer
    x = 31,188.94

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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.