Home / 186,086.36-256,796.52-101,201.60

Finding the Fourth Proportional to 186,086.36, 256,796.52 and 101,201.60

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Solution

The fourth proportional to 186,086.36, 256,796.52 and 101,201.60 is: 139,656.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,086.36 : 256,796.52 = 101,201.60 : x
  2. Step 2: Convert to fraction form
    186,086.36/256,796.52 = 101,201.60/x
  3. Step 3: Cross multiply
    186,086.36x = 256,796.52 × 101,201.60
  4. Step 4: Simplify right side
    186,086.36x = 25,988,218,698.43
  5. Step 5: Solve for x
    x = 25,988,218,698.43/186,086.36
  6. Step 6: Final answer
    x = 139,656.76

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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.