Home / 186,696.25-257,630.69-106,112.59

Finding the Fourth Proportional to 186,696.25, 257,630.69 and 106,112.59

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Solution

The fourth proportional to 186,696.25, 257,630.69 and 106,112.59 is: 146,429.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,696.25 : 257,630.69 = 106,112.59 : x
  2. Step 2: Convert to fraction form
    186,696.25/257,630.69 = 106,112.59/x
  3. Step 3: Cross multiply
    186,696.25x = 257,630.69 × 106,112.59
  4. Step 4: Simplify right side
    186,696.25x = 27,337,857,960.67
  5. Step 5: Solve for x
    x = 27,337,857,960.67/186,696.25
  6. Step 6: Final answer
    x = 146,429.61

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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.