Home / 82,865.97-114,355.06-45,140.22

Finding the Fourth Proportional to 82,865.97, 114,355.06 and 45,140.22

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Solution

The fourth proportional to 82,865.97, 114,355.06 and 45,140.22 is: 62,293.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,865.97 : 114,355.06 = 45,140.22 : x
  2. Step 2: Convert to fraction form
    82,865.97/114,355.06 = 45,140.22/x
  3. Step 3: Cross multiply
    82,865.97x = 114,355.06 × 45,140.22
  4. Step 4: Simplify right side
    82,865.97x = 5,162,012,453.66
  5. Step 5: Solve for x
    x = 5,162,012,453.66/82,865.97
  6. Step 6: Final answer
    x = 62,293.51

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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.