Home / 64,865.46-96,653.39-57,791.13

Finding the Fourth Proportional to 64,865.46, 96,653.39 and 57,791.13

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Solution

The fourth proportional to 64,865.46, 96,653.39 and 57,791.13 is: 86,112.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,865.46 : 96,653.39 = 57,791.13 : x
  2. Step 2: Convert to fraction form
    64,865.46/96,653.39 = 57,791.13/x
  3. Step 3: Cross multiply
    64,865.46x = 96,653.39 × 57,791.13
  4. Step 4: Simplify right side
    64,865.46x = 5,585,708,626.43
  5. Step 5: Solve for x
    x = 5,585,708,626.43/64,865.46
  6. Step 6: Final answer
    x = 86,112.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.