Home / 29,720.55-44,570.49-11,945.93

Finding the Fourth Proportional to 29,720.55, 44,570.49 and 11,945.93

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Solution

The fourth proportional to 29,720.55, 44,570.49 and 11,945.93 is: 17,914.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,720.55 : 44,570.49 = 11,945.93 : x
  2. Step 2: Convert to fraction form
    29,720.55/44,570.49 = 11,945.93/x
  3. Step 3: Cross multiply
    29,720.55x = 44,570.49 × 11,945.93
  4. Step 4: Simplify right side
    29,720.55x = 532,436,020.23
  5. Step 5: Solve for x
    x = 532,436,020.23/29,720.55
  6. Step 6: Final answer
    x = 17,914.74

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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.