Home / 81,035.74-111,826.38-44,736.40

Finding the Fourth Proportional to 81,035.74, 111,826.38 and 44,736.40

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Solution

The fourth proportional to 81,035.74, 111,826.38 and 44,736.40 is: 61,734.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,035.74 : 111,826.38 = 44,736.40 : x
  2. Step 2: Convert to fraction form
    81,035.74/111,826.38 = 44,736.40/x
  3. Step 3: Cross multiply
    81,035.74x = 111,826.38 × 44,736.40
  4. Step 4: Simplify right side
    81,035.74x = 5,002,709,666.23
  5. Step 5: Solve for x
    x = 5,002,709,666.23/81,035.74
  6. Step 6: Final answer
    x = 61,734.61

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1.5x scale

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.