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Finding the Fourth Proportional to 186,096.80, 256,806.17 and 101,213.93

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Solution

The fourth proportional to 186,096.80, 256,806.17 and 101,213.93 is: 139,671.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,096.80 : 256,806.17 = 101,213.93 : x
  2. Step 2: Convert to fraction form
    186,096.80/256,806.17 = 101,213.93/x
  3. Step 3: Cross multiply
    186,096.80x = 256,806.17 × 101,213.93
  4. Step 4: Simplify right side
    186,096.80x = 25,992,361,713.95
  5. Step 5: Solve for x
    x = 25,992,361,713.95/186,096.80
  6. Step 6: Final answer
    x = 139,671.19

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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.