Home / 146,188.51-201,684.57-91,717.60

Finding the Fourth Proportional to 146,188.51, 201,684.57 and 91,717.60

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Solution

The fourth proportional to 146,188.51, 201,684.57 and 91,717.60 is: 126,535.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,188.51 : 201,684.57 = 91,717.60 : x
  2. Step 2: Convert to fraction form
    146,188.51/201,684.57 = 91,717.60/x
  3. Step 3: Cross multiply
    146,188.51x = 201,684.57 × 91,717.60
  4. Step 4: Simplify right side
    146,188.51x = 18,498,024,717.43
  5. Step 5: Solve for x
    x = 18,498,024,717.43/146,188.51
  6. Step 6: Final answer
    x = 126,535.42

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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.