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Finding the Fourth Proportional to 186,183.88, 256,928.70 and 101,299.12

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Solution

The fourth proportional to 186,183.88, 256,928.70 and 101,299.12 is: 139,790.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,183.88 : 256,928.70 = 101,299.12 : x
  2. Step 2: Convert to fraction form
    186,183.88/256,928.70 = 101,299.12/x
  3. Step 3: Cross multiply
    186,183.88x = 256,928.70 × 101,299.12
  4. Step 4: Simplify right side
    186,183.88x = 26,026,651,212.74
  5. Step 5: Solve for x
    x = 26,026,651,212.74/186,183.88
  6. Step 6: Final answer
    x = 139,790.04

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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.