Home / 186,772.27-257,744.55-106,199.80

Finding the Fourth Proportional to 186,772.27, 257,744.55 and 106,199.80

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Solution

The fourth proportional to 186,772.27, 257,744.55 and 106,199.80 is: 146,555.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,772.27 : 257,744.55 = 106,199.80 : x
  2. Step 2: Convert to fraction form
    186,772.27/257,744.55 = 106,199.80/x
  3. Step 3: Cross multiply
    186,772.27x = 257,744.55 × 106,199.80
  4. Step 4: Simplify right side
    186,772.27x = 27,372,419,661.09
  5. Step 5: Solve for x
    x = 27,372,419,661.09/186,772.27
  6. Step 6: Final answer
    x = 146,555.05

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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.