Home / 186,951.17-257,991.28-102,068.23

Finding the Fourth Proportional to 186,951.17, 257,991.28 and 102,068.23

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Solution

The fourth proportional to 186,951.17, 257,991.28 and 102,068.23 is: 140,853.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,951.17 : 257,991.28 = 102,068.23 : x
  2. Step 2: Convert to fraction form
    186,951.17/257,991.28 = 102,068.23/x
  3. Step 3: Cross multiply
    186,951.17x = 257,991.28 × 102,068.23
  4. Step 4: Simplify right side
    186,951.17x = 26,332,711,504.74
  5. Step 5: Solve for x
    x = 26,332,711,504.74/186,951.17
  6. Step 6: Final answer
    x = 140,853.42

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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.