Home / 81,040.26-111,834.54-44,742.00

Finding the Fourth Proportional to 81,040.26, 111,834.54 and 44,742.00

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Solution

The fourth proportional to 81,040.26, 111,834.54 and 44,742.00 is: 61,743.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,040.26 : 111,834.54 = 44,742.00 : x
  2. Step 2: Convert to fraction form
    81,040.26/111,834.54 = 44,742.00/x
  3. Step 3: Cross multiply
    81,040.26x = 111,834.54 × 44,742.00
  4. Step 4: Simplify right side
    81,040.26x = 5,003,700,737.08
  5. Step 5: Solve for x
    x = 5,003,700,737.08/81,040.26
  6. Step 6: Final answer
    x = 61,743.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.