Home / 146,791.10-202,568.26-86,365.64

Finding the Fourth Proportional to 146,791.10, 202,568.26 and 86,365.64

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Solution

The fourth proportional to 146,791.10, 202,568.26 and 86,365.64 is: 119,182.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,791.10 : 202,568.26 = 86,365.64 : x
  2. Step 2: Convert to fraction form
    146,791.10/202,568.26 = 86,365.64/x
  3. Step 3: Cross multiply
    146,791.10x = 202,568.26 × 86,365.64
  4. Step 4: Simplify right side
    146,791.10x = 17,494,937,418.59
  5. Step 5: Solve for x
    x = 17,494,937,418.59/146,791.10
  6. Step 6: Final answer
    x = 119,182.55

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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.