Home / 186,844.73-257,844.30-106,272.15

Finding the Fourth Proportional to 186,844.73, 257,844.30 and 106,272.15

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Solution

The fourth proportional to 186,844.73, 257,844.30 and 106,272.15 is: 146,654.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,844.73 : 257,844.30 = 106,272.15 : x
  2. Step 2: Convert to fraction form
    186,844.73/257,844.30 = 106,272.15/x
  3. Step 3: Cross multiply
    186,844.73x = 257,844.30 × 106,272.15
  4. Step 4: Simplify right side
    186,844.73x = 27,401,668,126.25
  5. Step 5: Solve for x
    x = 27,401,668,126.25/186,844.73
  6. Step 6: Final answer
    x = 146,654.76

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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.