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Finding the Fourth Proportional to 186,096.94, 256,813.06 and 101,215.42

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Solution

The fourth proportional to 186,096.94, 256,813.06 and 101,215.42 is: 139,676.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,096.94 : 256,813.06 = 101,215.42 : x
  2. Step 2: Convert to fraction form
    186,096.94/256,813.06 = 101,215.42/x
  3. Step 3: Cross multiply
    186,096.94x = 256,813.06 × 101,215.42
  4. Step 4: Simplify right side
    186,096.94x = 25,993,441,729.39
  5. Step 5: Solve for x
    x = 25,993,441,729.39/186,096.94
  6. Step 6: Final answer
    x = 139,676.89

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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.