Home / 186,194.84-256,946.38-101,311.70

Finding the Fourth Proportional to 186,194.84, 256,946.38 and 101,311.70

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Solution

The fourth proportional to 186,194.84, 256,946.38 and 101,311.70 is: 139,808.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,194.84 : 256,946.38 = 101,311.70 : x
  2. Step 2: Convert to fraction form
    186,194.84/256,946.38 = 101,311.70/x
  3. Step 3: Cross multiply
    186,194.84x = 256,946.38 × 101,311.70
  4. Step 4: Simplify right side
    186,194.84x = 26,031,673,028.63
  5. Step 5: Solve for x
    x = 26,031,673,028.63/186,194.84
  6. Step 6: Final answer
    x = 139,808.78

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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.