Home / 186,059.07-256,768.28-106,586.43

Finding the Fourth Proportional to 186,059.07, 256,768.28 and 106,586.43

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Solution

The fourth proportional to 186,059.07, 256,768.28 and 106,586.43 is: 147,093.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,059.07 : 256,768.28 = 106,586.43 : x
  2. Step 2: Convert to fraction form
    186,059.07/256,768.28 = 106,586.43/x
  3. Step 3: Cross multiply
    186,059.07x = 256,768.28 × 106,586.43
  4. Step 4: Simplify right side
    186,059.07x = 27,368,013,769.51
  5. Step 5: Solve for x
    x = 27,368,013,769.51/186,059.07
  6. Step 6: Final answer
    x = 147,093.15

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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.