Home / 146,361.64-201,986.78-88,991.46

Finding the Fourth Proportional to 146,361.64, 201,986.78 and 88,991.46

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Solution

The fourth proportional to 146,361.64, 201,986.78 and 88,991.46 is: 122,812.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,361.64 : 201,986.78 = 88,991.46 : x
  2. Step 2: Convert to fraction form
    146,361.64/201,986.78 = 88,991.46/x
  3. Step 3: Cross multiply
    146,361.64x = 201,986.78 × 88,991.46
  4. Step 4: Simplify right side
    146,361.64x = 17,975,098,866.04
  5. Step 5: Solve for x
    x = 17,975,098,866.04/146,361.64
  6. Step 6: Final answer
    x = 122,812.91

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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.