Home / 186,796.05-257,777.31-106,223.58

Finding the Fourth Proportional to 186,796.05, 257,777.31 and 106,223.58

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Solution

The fourth proportional to 186,796.05, 257,777.31 and 106,223.58 is: 146,587.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,796.05 : 257,777.31 = 106,223.58 : x
  2. Step 2: Convert to fraction form
    186,796.05/257,777.31 = 106,223.58/x
  3. Step 3: Cross multiply
    186,796.05x = 257,777.31 × 106,223.58
  4. Step 4: Simplify right side
    186,796.05x = 27,382,028,710.97
  5. Step 5: Solve for x
    x = 27,382,028,710.97/186,796.05
  6. Step 6: Final answer
    x = 146,587.84

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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.